Sed replace spaces with comma Hot Network Questions What's a modern term for sucker or sap? Control label location in Manipulate How could a city build a circular canal? How to replace space with comma using sed? 2. But the line I am trying to replace contains an unknown amount of whitespace: conf is foo conf is bar config is foobar I've tried to match the whitespace characters with \s+ without luck: $ sed How can I replace a newline (\n) using sed? Share. Keep in mind that \s represents any whitespace character, including spaces, tabs or newlines and cannot be sed: replace a space at specific position. \t or . csv Neither with any change to the file. The idea is to replace spaces within I have a comma delimited file of major codes and descriptions. What command would you give to print (display on the screen) the corrected text of userNotes. awk breaks the line from printing whenever it finds a space. Hello everyone, I want to replace all "," (commas) with a blank space My command thus far is: Code: cat test. :) I am using Mac OS/Linux. So please try: sed 's/([^,]*,/(27,/g' – I want to replace only the consecutive space with comma. There doesn't need to be anything in Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have a string in which I need to replace "," with "\\," using shell script. So, to only replace 25 in the first column, simply. If your sed isn The H appends the pattern space to the hold space (saving the current line in the hold space). I have a a CSV file which has a space after every comma. For a more in-depth answer, see this SO-question instead. In other words, how can I have each string on a different line in bash? I would be really grateful if one could also suggest a method using sed! Find and replace first comma in line with a space, for all lines in a file, and for all files in a directory. How should I re-write the . txt Expected Output: But, if you replace the ' in the sed command with '"'"', then shell will see the first ' as ending the first single-quoted string, then "'" as a double-quoted single quote, and then the last ' as a beginning of a new single-quoted string. thus performing 2 different sed changes ('scripts) with only a single invocation. Viewed 1k times 4 . sed 's:\t\t*:,:g' text. I read it many times but those words just don't form a meaningful sequence to me. 0. I want to replace new lines in text with coma or space but do not change the last new line. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company It looks like the rule could be to substitute any space before a digit for a comma: sed 's/ \([0-9]\)/,\1/g' file Alternatively, following your specification (replace the last six spaces), you could go for something like this: This particular example would replace all spaces with commas in the file named players. or *) and what you're replacing (e. Example: 18. Assuming you're in bash or modern ksh, you can use ANSI strings $'' to get around that problem. Add Answer . txt It replace any occurence greater than 1 of , by a single , any place on the line; any space between , is consider as a correct field, so not modified; In your command, you need to recursive change the character and not reexecute several time In the first command, the value given to the RS variable is space (" "). It supports basic and extended regular expressions that allow you to match complex patterns. * /\1/' This will match from the beginning of the line till the last following space (. *WORD3/foo/g' file. Try it with this. We need \\ instead of \ because the \ needs to be escaped. replace function what code that can replace spaces with comma Input:The quick brown fox jumps over the lazy dog. Other forms of whitespace are relevant in more general situations, e. Follow edited Jun echo foo bar bas zer | sed -e 's/zer/oh my/g' -e 's/bas/baz/' would result in: foo bar baz oh my. text | sed -e s/\`//g | awk '{print$1" "$2" "$3}' Hi, i want to replace comma by space for specified field in record, i mean i want to replace the commas in the 4th field by space. file: hostname1 hostname2 hostname3 Is it possible to replace the commas with whitespaces before I write to the file? This matches a space and replaces it with a comma only if an even number of quotes follows it. I, however, have seen a sed command in a script with 78 individual -e 'scripts'!) Wondering the most efficient solution to replace one or more consecutive spaces with one comma? A single command is preferred. 6 s and 6. BSD sed, for example, won't turn \n into a literal newline. using sed to change <CR><LF> to a symbol. sed: replace a space at specific position. Replace double quotes that are not escaped using sed. Very few seds will recognize the \s shorthand for [[:space:]] and since a tab is one of the characters included in [:space:] you dont need to specify it separately. How can I do a recursive find/replace of a string with awk or sed? 685. txt containing zero bytes. I have notepad++ o a regex would be good. Therefore, it will only match outside of strings. use sed or awk command to replace a word with another word which is stored in variable. There is no way to correct that in tr. With it we say: for each occurrence (note the g, or global flag in the end) of the space character which is repeated 3 or more times (no upper I need to eliminate first comma in each line and replace it with space. Using string. The default behavior without this flag is to only replace the first match on each input line. Attempting to remove string between two strings, whilst omitting Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I want to replace only single space with comma or without space but without touching other spaces. sed removes one backslash from the variable . Assuming your line still compliant after modification(not the concern of the question) sed 's/,\{2,\}/,/g' googlecontacts. In a bash script, files with spaces show up as "File\ with\ spaces. Trying it with gawk -i inplace produced source. Please let me know what the problem is $ cat test. How to achieve this? Input: test test test test My attempt: sed -e 's/ /|/g file. I've tried: sed 's/,/\n/g' file but it is not working. colb, cola, ) with this. Without it, only for the first one on each input line. Hot Network Questions How do you Create a plane of your Viewport If the file contains n number of line and contains spaces at the start of each line, end of each line and in between. Ask Question Asked 9 years, 6 months ago. I would like to replace that with a dot . A good solution would be to match any character except comma [^,] instead of just matching any character. sed 's/^rs[^ ]*//' file This supposed your rs was in the beginning of the line. I found a simple solution to do this using sed which is great tool when it comes to string manipulation. 1. Thanks Tags (1) Tags: field-extraction. Simply enter or paste text that contains spaces on left and get comma separated text on right. So I was thinking that there must be some way to tell a comma and a space after to stay that way, and a comma without a space after to be substituted with \n. The amount of spaces is not the same between every field. As long as there's a match found, ta will jump to the label a. It could be done adding a filter to remove empty lines. txt If you want to escape the last comma, then. If you want a quick way to replace commas with a space-colon-space sequence 1, just use: sed 's/,/ : /g' testfile Once you're happy with the output, you can used sed -i to replace the original file, if that's what you want: sed -i. I assume whatever solution works will apply no matter the number of spaces. change the example strings to . How to replace only specific spaces in a file using sed? 1. \n\t or . txt > csvcount. 13. colb, cola ) in sed, but can't seem to get it to work. Sed needs many characters to be escaped to get their special meaning. Using sed to replace spaces in text files with _ only when between " " after specific string. 1 1 1 silver How can I replace each newline (\n) with a space using sed? 2. Like sed '/^$/d' tr -s ' ' '\n' <file | sed '/^$/d' Additional characters (like tabs) could Copy the original line to the hold space. The lone < indicates redirection: it tells the shell to get its input for the read command from the file-like object that follows on the command line. e. This replaces all spaces with comma. Using -z for Null Character Replacement I'm trying to write a bash script that will take in a file with spaces and output the same file, but comma delimited. id = Skip to main content. At the end, i run it through sed one more time to change space to tab so that it's easier to read. Here is what my text file looks like: CAK55580,GO:0004672,GO:0004674,GO:0004713,GO:0005524,GO:0006468 CAK55582,GO:0004672,GO:0004674,GO:0004713,GO:0005524,GO:0006468 How can I use sed to replace the string between WORD1 and WORD3 with foo, such that the contents of the file are changed to the following?: WORD1 foo WORD3. 3 -6. Test Note that if there are any other places in your data file that have a digits followed by some number of white space characters followed by another digit that will as be affected. I don't think it answers the question in the title: Replace comma with newline following with just a command and space. 5 1. $!d - Clear the pattern space every time before getting the next line until the the last line. Replace comma with newline in sed on MacOS? 275. \n\n, resp. For example, if you escape a digit in the replacement string, it will turn in to a backreference. 10. The construct < Your question is not very clear, but I'm guessing you might want something like. Remove the first and last fields in the pattern space. Is there a way to recognize various spaces and replace with just one comma? (for example, from 2014 12 I have a list of items which look like so: 2. ===== My bad, replacing continuous spaces does not work for my case. The replacement pattern, ' ', is a single space. This becomes: This is some \macr Skip to main content. 9 m having single space so that can only replace by value which we give in sed but others cannot. So, on Mac, this works: sed -E 's/[[:space:]]?"[[:space:]]?//g (with both BSD The default behavior of sed is to be "greedy" and match the largest expression that fits your criteria, so replacing all text between two commas is going to find the two outermost commas. txt with all sentence endings having required two blanks before the start of the next sentence? I have a file that contains lines like this . , two blanks after the hyphen. ? Ex : field : host current Values : server1 server2 server3 . Works in bash. txt Generally, place \'$' before tab (\t) and newline(\n) characters. This [line] has [some more] text. The escape sequence \n matches a newline character embedded in the pattern space the output changes every time and maybe the number of lines differs from the last time that query is run but the format is always like this: number space word,word. My title initially specified sed. If the whitespace can vary across files, or even within the same file or the same line/record from any file, one awk script will work w/o modification. This is what I tried: echo -e 'this:is:a:test' | sed "s/\:/'\n'/g" but this replaces : with n. Here's what I have so [[:space:]] doesn’t match just spaces but rather all whitespace characters including tabs and line breaks. For instance I have the following snippet of the file: EK ED,Elementary and (7 Replies) The y command in sed replaces all occurrences of the first set of characters (only + here) with the corresponding character in the second set (only space here). Community Bot. q tells it to quit after the first line. and rest echo foo bar bas zer | sed -e 's/zer/oh my/g' -e 's/bas/baz/' would result in: foo bar baz oh my. We’ll also show you how to perform a recursive search and replace. Improve this answer. sed ' h; save the entire line to hold space s/. With Mac sed, you must specify a suffix for the backup (-i. All of the answers below work in either version. sed 's:\t+:\t:' . So basically I need to replace every space that falls between > and </ with an underscore. I do not want replace space inside "" but all the other spaces needs to be replaced. socket was not opened because it contains malware How do you calculate time dilation if there's two gravitational pulls acting at once? I would like to replace a line in a config file with sed. I used sed for this, but it is replacing all the spaces in the string. Related. 0 4. The assignment $1=$ is needed to rebuild the line The command you pass to sed are not supposed to contains newline. file, but separated using a whitespace not a comma, so that SERVICE_NAMES looks like this at my someconfig. 0 12. org cat in. GNU sed does it, but there are implementations that output \n literally. answered Feb 2, 2011 at 22:31. I'd like to replace the leading space or tab characters on each line of a file with a like-number of other characters (let's use _ for simplicity). thanks in advance, Lin Yet another sed solution (tested with GNU sed, syntax might differ for other implementations). I am trying to use. docker. The result is to find any set of one or more spaces and replace it by a single space, hence removing all but one of the spaces. ]/|/g' > out. sed file (which eliminates shell syntax), and it works! 2. Stack Overflow. Required Values : server1,server2,server3 . So far I have come with: awk 'NR>1{printf","} {printf $1} END{printf"\n"}' Is there an easier way to do this? This is not an Replace space with comma: This online tool replaces spaces with commas instantly. Also, when you show your expected output, the double quotes aren't really expected, are they? I have this content in a file where I want to replace spaces at certain positions with pipe symbol (|). 1!h - During first line won't copy pattern space to hold space due to \n is available in pattern space. Note also that the g flag in your attempt is what selected the behavior to replace all occurrences of your regular expression. y/\n/,/ That will transform any newline (that got into the pattern space) into commas. How can this be done? Skip to main content. txt | tr [A-Z] [a-z]|sed -e "s/ */ /g" i i h i h e l l o h i t h i s i s l o g a G - which is used to append the data from hold space to pattern space. Follow edited May 23, 2017 at 12:33. See the online demo: (note: there are 15 spaces between each word and "hello world" is a single entry with one space in between) I have to replace the 15 spaces with a single comma(,). If you really want that, GNU sed (like in Ubuntu) has the shorthand class \s for it:. *[[]/[/ remove anything till the opening `[` s/,/;/g replace ALL commas with semicolons x save modified bracketed text, get back original line s/[[]. This will find find and replace it with replace in filename. Using sed to replace space delimited strings. 4 -2. 945. 2. IvanGoneKrazy I tried that to verify that I would be changing only those entries with eight blank spaces before "Item. Improve this question. Expansion of variables inside single quotes in a command in Bash. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; how can i replace the commas and whitespaces in a string with - I have tried this: FeatureIds = Regex. FeaturePacks, @"[, ]", "-"), But it is replacing it with 2 - like so: F0--F1 Skip to main content. Bash Script: Replace backslash I have a comma delimited file of major codes and descriptions. txt or. txt" and I want to substitute those slashed-spaces with either _ or +. txt iiHi Hello Hi this is loga $ $ cat test. sed ':a;N;$!ba;s/\n/, /g' ip. csv but this doesn't seem to work. *// get rid of the bracketed text G append the modified text s/\n// remove the <newline> char introduced by `G` ' file With sed, you can search, find and replace, insert, and delete words and lines. The s command replaces the text that matches a regular expression with some text. what is wrong with my sed? Also, if I replace tabs with a comma with . Can't scape backslashes with sed. h - which is used to copy the pattern space to hold space. Sed to add new line while replacing comma. If there are only 2 spaces, it need to be ignored to avoid double spaces in the data to get replaced with , Input: Interestingly, if you want to search for and replace just the dot, you have to put the dot in a character set. The following screenshot shows how to use this syntax in practice: In the output we can see that all of the newlines in the file have been replaced with spaces instead. How to group a string that has multiple words with awk? (Prints lines between 2 patterns) 1. The issue with your command, is twofold: The [:blank:] is a bracketed expression matching one of the Often you may want to use sed to replace spaces with commas in a file. Follow answered Jan 17, 2012 at 11:05. For instance I have the following snippet of the file: EK ED,Elementary and (7 Replies) The script itself simply replaces every occurrence of exactly 3 \ with a newline. Follow edited Feb 2, 2011 at 22:45. foo bar foo bar line 3 becomes. To make it remove all, you can just Supposing I have a document formatted like this: word1 word2 word3 word4 word5 word6 word7 word8 How do I use sed to replace the first occurence of space with a comma followed by a space so that the document will look like:. : Example to replace one-or-more-spaces with one tab: cat spaced-file | sed 's/ \+/\t/g' > tabbed-file Share. remove spaces between specific characters, with adjacent occurrences. 10. (Thanks, Ed Morton & Niklas Peter) Note that escaping everything is a bad idea. (Note: if you want to allow for other whitespace characters beyond just a space use \s in the regular expression: /[\s,]+/g) I have a comma delimited file of major codes and descriptions. Replace spaces with commas How to replace spaces with commas online Step 1: Enter or paste text with spaces on left. sed replace and keep double I need to capitalize a txt file but I found some problems when I try to add a space after any punctuation mark with sed. g Windows XP or Windows Server 2008, I had to trim those white spaces and replace them with underscores _ . txt Output: You can use sed as: If by some chance you find that what you are dealing with is not actually tabs, but instead multiple spaces, you can use the following to replace each occurrence of two or more spaces with a comma: perl -wnlpi -e 's/\s+/,/g;' input_file. Absolutely yes. By default, sed only makes the first match substitution per line. org | sed -e 's/[. Assigning default values to shell variables with a single command in bash . Step 2: It replaces spacesContinue reading Replace spaces sed ‘s/find/replace/‘ filename. So if you want to pass a newline, you need to escape it with a backslash so that sed know you did on purpose. I ve tried this, to replace the first occurence of a pattern after match, but to no avail, could someone help me? My solution is based on the posted input sample and desired output. CSV > newtext. If I open in sublime and replace by regex all \t+ to \t it works properly. sed 's_\s_\\&_g' This substitutes every (g) whitespace character (\s, matches spaces, tabs and newlines embedded in the pattern/hold spaces) in every line with a backslash (\\) and I have this command: sed -i "s/a:b/b:c/g" file. This command eliminates the extra blank line that appears when running the first command. You can use any POSIX-compliant awk. sed find and replace fails when string has a space in it. For instance: "Hello,World" -> to "Hello, World" I tried the following: #! I'm trying to replace all my spaces with commas to use my file as a CSV input, here is a sample input: [Royal Gauntlets of Silvermoon] (1) Senhna 2500g [Chestguard of the Vanquished Hero] (1) Neithia 3000g [Chestguard of the Vanquished Hero] (1) Buddafly 3000g I wanted to replace a period and whitespace (e. The match condition is presence of . i used this command to replace spaces with comma: I have a comma delimited file of major codes and descriptions. I want to replace all occurrences of spaces with underscores up to the first comma (only in the first field), but not replace spaces following the comma. 0 or later, extglob added support for more advanced regular expressions. Can this be done efficiently in bash/Linux? (I know basic sed, but not enough to handle patterns like this. Improve You can use sed to replace a number of spaces with a tab. This results in a file without a final newline and so is not what the question is asking for. With tr, use the squeeze repeat option: $ tr -s " " < file ID Name 1 a 2 b 3 g 6 f Or you can use an awk solution: $ awk '{$2=$2};1' file ID Name 1 a 2 b 3 g 6 f When you change a field in record, awk rebuild $0, takes all field and concat them together, separated by OFS, which is a space by default. ]*/|/g' > out. I'm afraid I don't understand sed Good question; if you have spaces within one argument of a bash command, bash will split it into two arguments. And you want to remove spaces at start and end and replace in between multiple spaces with a comma ",". Or if it is even possible this easily. txt Output: Replace comma with a blank space using SED. You could equally put the quote before the s, ie sed 's/[:=]/ /g' I think, though I haven't tested it. character between exactly two sequences of digits. I am trying to convert : characters in a string. But it splits each and every character like below. If you plan to do this substitution many times you will search a solution with a good performance, but if you are going to do it only once, you will serach for a solution wich involves a command that make you feel confortable. Edit - easier solution: perl -pe 's/,\n/,/' list. Now let‘s look at techniques for swapping \n with commas. Time-space networks: References to understand the framework and related tips/tricks com. Set the input field separator FS to a regular expression and the output field separator ORS to a string (with the usual backslash escapes). Tim Pietzcker Tim Pietzcker. regex; bash; unix; sed; Share. Replace last occurrence of space with sed. Since you're using $, it can only match at the end, the g is pointless. How could I match a expression like *;*;*; and use sed with the rest of the line and replace spaces with comma? sed -e 's/ /,/g' Thanks sed -E 's/(,[^,]*),/\1 /g' file > newfile Details: (,[^,]*), matches and captures into Group 1 a comma and then any zero or more chars other than a comma, and then matches a comma \1 replaces the match with Group 1 value and adds a space right after. Removing spaces after and before commas (not between words) using command line. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, That relies on GNU sed. I am using the below command but it is adding comma in between date and time as well. You can use sed as: sed 's/\t/,/g' input_file > output_file This will keep the input file unchanged and will create a new file output_file with the changes. In the second command, the value given to the RS variable is a new line character or space ('[\n ]'). About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; How can use SED to replace a space with a comma. It's important to keep the spaces that is in some name for example. sed 's/^[^:]*::\([^:]*\)::. The Vim wiki page on removing unwanted white space explains how to combine \s and \+ to look for many white space and tab characters. This forms a loop by using a label a for the substitute command. I want to replace all multiple tabs with a single tab with sed. I tried the following, but obviously I'm missing something because that does not produce the desired results: sed -i '' 's/WORD1. Example: Skip to main content. I thought I can use sed to do this but no luck. Have you? Your tr command replaces all newlines with spaces and your sed command removes the last space. csv But this only removes the space after the first comma on each line. Warning: This does not consider newlines. , [some text], with \macro{some text}, e. Victorious Vulture answered on October 24, 2022 Popularity 9/10 Helpfulness 6/10 Contents ; answer sed replace newline by comma; related sed replace newline by comma; related sed replace newline by comma; More Related Answers ; sed recursive replace; unix replace comma with tab; sed replace number of How to replace space with comma using SED? If you are talking about sed, this works: In vim, use same regex to replace: Inside vim, you want to type when in normal (command) mode: On the terminal prompt, you can use sed to perform this on a file: Note: the -i option to sed means “in-place edit”, as in that it will modify the input file. the above is doing a string instead of regexp comparison on "leaf" and so would work even if that string contained regexp metacharacters like . txt) This doesn't work because of the colons in the subsitution text. Hot Network Questions Determine dropout spacing for vintage bike frame online To replace / with TAB using sed: sed 's/\//\'$'\t/g' filename. I have used + quantifier, which can be changed to * if how to use sed replace string pattern with backslash. 23. Remove Pattern to first space occurrence with sed. How to make sed ignore slash and backslash. Command to replace single space with tabs in a text file. We want the whole command to be sent to sed as a single argument. How can I use sed (or anything else) to replace the last space in a row with a comma, then remove all remaining spaces? Would that effectively create a CSV file? command-line; text-processing; sed; Share . With bash 3. I tried tr too but had the same result. Ask Question Asked 7 years, 7 months ago. (the above example is, obviously, contrived. 10 "80,22,3306" connect Skip to main content I believe that tr can only replace a character with another one and it can't be used to insert more characters. i tried to handle this with query itself but database did't support this so i decided to handle this with Linux. bat in a 2GB csv file and worked fine. Related topics sed -E 's/native_transport_port:\s9042/native_transport_port: 9080/' or, if you want to reproduce the whitespace as-is, sed -E 's/(native_transport_port:\s)9042/\19080/' which re-uses the I'm trying to replace the spaces that occur after the random; using sed. Please guide. You also don't need to . 350. The following tutorials explain how to perform other common tasks in sed: How to Use sed to Replace newline with space How to Use sed to Replace All Occurrences of Pattern recently I had to write a little script that parsed VMs in XenServer and as the names of the VMs are mostly with white spaces in e. Escaping just the dot alone in a sed command for some reason doesn't work. , 2014 12 1 became 2014,,12,,1. For instance I have the following snippet of the file: EK ED,Elementary and (7 Replies) Can sed replace new line characters? Yes. What am I missing? Thanks. \text. Also, + is an ERE metacharacter, not BRE as supported by sed by default so you'd need to add the -E arg to sed to use it (only supported by GNU and OSX sed variants). The dot is still expanded to a single character wild card. Sed replace with first characters in line. The default behavior of sed is to be "greedy" and match the largest expression that fits your criteria, so replacing all text between two commas is going to find the two outermost commas. sed -e 's/\(-Xmx16000m\) /\1,/g' This will look for the string -Xmx1600m followed by a space, and will replace the following space with a comma. , strings that can contain multiple lines have line breaking characters as whitespace. Yes I have. Now we must reassemble the line from the middle bit in the pattern space and the original data in the hold space. Sed replace string with whitespaces. txt I need to selectively replace space with "," in a file where the content of the file is as follows. I, however, have seen a sed command in a script with 78 individual -e 'scripts'!) I want to replace only the consecutive space with comma. And you need a second backslash to protect the first from being interpreted by the shell (using backslash to escape character in regexp was IMHO a bad idea since it is also generally used to quote would convert all (repeated) spaces to one newline. To change pluses to spaces as you see the problem is that its a comma separated file, with a specific field containing a comma decimal. i need them to be like this: number,word,word. The ${} surrounds actions that apply to the last line only. Example use to replace all spaces by one in a selection: :'<,'>s/\s\+/ /g. Any sed could do: s/\n/,/g or. org I've already used this to replace leading and trailing whitespace with vertical slashes: sed -e 's/^[ \t]*/|/g;s/[ \t]*$/|/g'| Now I just need to do the same for a string of periods. * is "greedy"), and replace it just with the first "sub-expression" (marked with escaped brackets). perl -pe 's/\n/, /g' ip. That'd be I have input (for example, from ifconfig run0 scan on OpenBSD) that has some fields that are separated by spaces, but some of the fields themselves contain spaces (luckily, such fields that contain spaces are always enclosed in quotes). For instance I have the following snippet of the file: EK ED,Elementary and (7 Replies) By the way, is it possible to write a sed script (instead of hard code) that we can define an array containing positions that we need to replace space with comma. txt This particular example will replace all spaces with commas in the file named How can I use sed (or anything else) to replace the last space in a row with a comma, then remove all remaining spaces? Would that effectively create a CSV file? sed s/ $// This will replace any single space at the end of the line with nothing. I need to distinguish between the spaces within the quotes, and the separator spaces. 15. How to replace backslash and single quote pattern in bash? 0. # Enables extended regular expressions for +(pattern) shopt -s extglob # Replaces all comma-space runs with just a single space options="${options//,+( )/ }" Lots of answers that work in GNU sed but not BSD sed (such as you'll find on a Mac). Regex to delete specific spaces with sed. EDIT for clarification: There are 29 spaces after the 1 in the actual data. However, for each space it puts a comma, i. With my sed command I want to replace the SERVICE_NAMES variable with a placeholder within the someconfig. Use the following command - Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Use sed to replace the last space in each line with a comma, then remove all spaces. Some rows contain 2 or 3 spaces and some contain as many as 7 or 13. Bash - Read in a file and replace multiple spaces with just one comma. To extract the directory name: Personally, I'd use grok12's answer. sed 's Building on what others wrote, use sed to search and replace multiple spaces with a single space. Replace(config. E. Your solution is easy to remember. Output:The,quick,brown,fox,jumps,over,the,lazy dog. the single space between "hello and "world" should remain as it is. Of course, tr has better performance than sed, but the main reason I have for loving Unix is that there're many ways to do something. include the contents of the quoted expression (without quotes) in a separate comma-to-newline. This helps get consistent results from cut. sed -r 's/[[:blank:]]+/,/g' input_file Any repeated whitespace will only be replaced with a single comma. I figured out how to replaces spaces with commas, but I've run into a problem: there are some rows that have a variable number of spaces. regex; bash; sed; Share. csv and. Adding the g flag performs global replace: sed ‘s/find/replace/g‘ filename. Replace with multiple spaces starting a string with sed. This replaces all spaces with Use sed to replace the last space in each line with a comma, then remove all spaces How can I keep the string of one space only and replace all the other spaces using sed? The character class \s will match the whitespace characters <tab> and <space>. 0 What I would like is to remove all those spaces and replace them with "," (comma) except for the spaces in front of first numbers (they should be just deleted (the spaces) and not replaced with anything). Also, Mac sed does not interpret EREs by default; you have to enable them with -E. Find and Replace String Notice that if you actually replaced "a colon with a hyphen with white space on either side", you'd get Hello - User, i. bak for example). Those actions are: x swap hold and pattern space; s/\n/,/g substitute embedded newlines with commas; s/^,// delete the leading comma (there's a newline at the start of the hold space); and I'm trying to replace the commas with a new line. How do I remove the space after all commas? Thanks. That will squeeze sequences of space and tabs (and possibly other blank characters sed replace newline by comma. Replacing one space with two spaces in Unix. IF your data includes an arbitrary sequence of blank characters (tab, space), and you want to replace each sequence with one comma, use the following: sed 's/[\t ]+/,/g' input_file or . I've tried both of these but nothing seems to happen. Alex Any online tutorials with plenty of examples using sed would be very useful. sed command to replace multiple spaces into single spaces. – Sanjay Manohar The use of \n in a s replacement text in sed is allowed, but not mandated, by POSIX. txt > google. So please try: sed 's/([^,]*,/(27,/g' – Can we replace space in multi-value filed with comma . Windows based solutions only please, I don't have sed etc. In this article, we’ll talk about how to find and replace strings with sed. I've tried many different commands in sed, awk, and perl but haven't been I want to replace all pairs of square brackets in a file, e. sed -i -- "s/1 /1XXXXXXX /g" *. Suppose that we would like to replace each of the newlines in the file with spaces instead. I'm trying to replace this. foo bar _foo bar __line 3 Note that non-leading whitepsace is not affected, otherwise this would be easy! I suspect it's still easy, but I'm missing the trick. txt (in English: replace "a:b" with "b:c" in file. Between each field there are blocks of spaces. The question mentions Mac. 336k 59 59 gold Thanks. All dots that should change into commas have now been changed. The -E option enables POSIX ERE regex syntax. And also redirect the output and save to a new file keeping the original file as it is. If that happens there are other ways to refine this but it would require seeing samples of the rest of the data. In-place edits Here I wanted to replace comma (,) with || between Select and From keywords. I have tried various combinations of sed and tr command but nothing is working. ). With g, it does it for every occurrence. How can I replace each newline (\n) with a space using sed? 1426. sed 's/ \{1,\}/,/g' txncount. How can I replace the spaces by newlines. I have text file which contains many words (strings) separated by a space. By the way, there's no point int using g in the sed command. I'm trying to replace the spaces that occur after the random; using sed. Replace multiple consecutive white spaces with one comma in Unix . But I don't want to replace the space for the 3rd and 4th string. If you want to change the input file itself without creating a new file you can use -i option to sed to do inplace changes: sed -i 's/\t/,/g' input_file The command s/,/ /g tells sed to replace every comma with a space. e. *]/|/g' > out. \n) with the period plus a linebreak plus the whitespace (i. That, of course could generate empty lines if lines with only spaces exist or the file start with spaces. Replace strings with space using Sed and Regex. I used less on the example table for readability sake. For example in my bash script, $3 calls on a string array from a . How can it be done? As you asked, the sed appends every line from the file it's reading to the "hold space" (H), and on the last line ($) swaps it with the "pattern space" (x), and then, since the entire file is effectively in the pattern space, can go about replacing all the newlines with commas (s/\n/,/g). Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company In my previous post, I was shown how to substitute a comma in bash with \n, but I don't want to substitute ALL commas. All forum topics; Previous Topic; Next Topic; Mark as New; Bookmark Message; Subscribe to Message; Mute Message; Subscribe to RSS Feed; I have a delimited file that I'm trying to replace the commas with an or bar | except where the comma (and other text) is between quotes (") I know that I can replace the comma using sed 's/,/|/g' filename but I'm not sure how to have the text between quotes as an exception to the rule. Related Tutorials. : This is some [text]. txt. Share. Change String with Sed. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with You can replace from starting rs up to a space by an empty string, so that the rsXXX gets removed. g. Breaking down your current sed pattern 's/ */ /g': The search pattern, ' *', matches a single space, followed by zero or more spaces. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company search and replace 1 or more spaces after a period of a files to 2 spaces [closed] (2 answers) Closed 6 years ago . Replace characters between quotes with the first character I looked at a very similar question but was unable to resolve the issue Replace comma with newline in sed. some thing <phrase>a phrase</phrase> some thing else <phrase>other stuff</phrase> I need to replace all the spaces between <phrase> tags with an underscore. I believe the -e is not seen after being piped so new sed to replace comma and new line. I wish to remove the space after every comma and I try something like: sed -e 's/ ,/,/g' local. File Content. csv > localNoSpaces. Is there a command with sed or awk to replace the blocks with 3 spaces or more with an ,. txt and save the results to a new file named players_new. select emp_name, emp_id, loc from emp_join , emp_loc where emp_join. For working with lines in sed, relevant are spaces and tabs. 10,"80,22,3306",connect I need to get below output using a bash script Test 10. sed s/ /,/g This will replace any single space with a single comma. Replace \n with \r\n in Unix file. yml file. bak 's/,/ : /g' testfile That will modify the file, leaving the original contents in testfile. sed -i "s/\s\{29,\}/XXXXXXX /g" *. " That didn't work. the above Replace comma with space using a shell script Given the following input: Test,10. 0 Karma Reply. Skip to main content. Replace comma with space in shell script. How can I tell sed to do that? I had no success using; $1=~/ I'm trying to replace (with sed) a group matched with a regex, but the best I can get out of my tests is a string that replaces the entire string on the right side of the sed separator. ) This says to replace any sequence of one or more spaces or commas in a row with a single comma, so you're covered for strings where the commas have spaces around them like "test, test,test test test , test". About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & No need for sed, bash has built in pattern substitution parameter expansion. Is there an issue with sed and new line character? Yes, there are several issues with the newline character in sed: By default, sed will place in the pattern space a I like sed, but I think awk is cleaner in this instance because of the multiple sed expressions required to handle different whitespace (one space, more than one space, TAB characters, ). sed -e 's/, \n)/\n)/g' sed -e 's/,\n)/\n)/g' I can get a new line to replace but I can't get In my data I want to match all of 3+ subsequent whitespace characters (tab space) and replace them by 2 spaces. . 465. csv @RichardA I used SpaceToComma. If your sed supports it (GNU sed does) you can use the same approach: $ sed -E 's/\\{3}/\n/g' file 20~02~19~05-01-52 2249 2249 2249 2249 2249 2249 2248 cat in. Modified 9 years, 6 months ago. And, at some point, if there is too much going on, trying to solve it with a single RegEx I have the following code which works on all my punctuation that I am interested in, except I cannot seem to add square brackets "[]" to my sed with anything else, otherwise it does not replace anything, and i dont get an error, so I am not sure what to fix. We can use the following syntax to do so: sed -z 's/\n/ /g' city_names. txt | sed 's/\n$//g' You can do it easily with sed: $ sed -r 's/ {3,}/,/g' file a b 3,c,d,6,9 The -r flag instructs the sed to use the extended regular expression syntax which we need for the {min,max} interval operator in the s/// search/replace command. I have tried it with sed but it directly takes all space and replaces them with a comma. Change all dots to commas in the pattern space (that's the y command). Replace forward slash with double backslash enclosed in double quotes. I know of this question: How to replace newlines with tab characters? - but it does produce an tab on end instead of new line. Trying it with no spaces and no double quotes, as in the answer (below), also failed. You can use the following basic syntax to do so: sed -e "s/ /,/g" players. Assuming you would like to keep the second field between the :: separators + [sample], so deleting everything before and after the field till the last space you could:. See sed man pages for more details. . Finally it tidies up the leading comma (s/^,//) left by H before printing the whole lot (p), Just use awk: $ awk '$1=="leaf"{ sub(/-/,"_",$2) } 1' file dont-touch-these-hyphens leaf replace_these-hyphens It gives you much more precise control over what you're matching (e. bak. How can use SED to replace a space with a comma. How to convert DOS/Windows newline (CRLF) to Unix newline (LF) sed 's/[^,]*/42/3' to replace the third column with 42 everywhere. The backslashes in front of the question marks aren't necessary, either. my data "this is my very first encounter with sed" "valuable" - - "c l e a r" Used Pattern using sed to replace space with "," - Patten is 's/ /,/g' Hi, How can I replace the 6th comma on each line (of a csv) with a space? Any online tutorials with plenty of examples using sed would be very useful. Stack Exchange Network. If rs can appear anywhere in the file, use: sed 's/\brs[^ ]*//' file The \b works as word boundary, so that things like hellorshello does not match. For example: $ sed -e "s/\s\{3,\}/ /g" inputFile will substitute every sequence of at least 3 I tried to replace multiple spaces in a file to single space using sed. qprtooo nrasq mfkwby flnxrpg llgvpg pqklkv iegio wefxp kmi bufcu