Web19 mrt. 2015 · A neat way to do this is to use a bash array to split up a string on spaces. You can declare an array simply by using brackets: var="129 148 181" vars= ( $var ) … Web2 apr. 2012 · If you have multiple adjacent spaces in your string and what to reduce them to just 1 comma, then change the sed to STR1="This is a string" StrFix="$ ( echo "$STR1" sed 's/ [ [:space:]] [ [:space:]]*/,/g')" echo "$StrFix" **output** This,is,a,string
shell - Replace multiple spaces with one using
Webthere are lots of options out there ,try easy ones: echo $var cut -d "/" -f 3,4 echo $var awk -F"/" ' {print $3"/"$4}' Share Improve this answer Follow edited Jun 11, 2024 at 19:58 answered Jun 11, 2024 at 19:53 change198 1,527 2 18 53 what is echo $var gives you? – change198 Jun 11, 2024 at 20:14 Web17 apr. 2015 · The read command modifies each line read; by default it removes all leading and trailing whitespace characters (spaces and tabs, or any whitespace characters present in IFS). If that is not desired, the IFS variable has to be cleared: # Exact lines, no trimming while IFS= read -r line; do printf '%s\n' "$line" done < "$file" devonshire poultry ltd
Bash Shell Remove & Trim White Spaces From String / Variable
WebIn order to wipe all whitespace including newlines you can try: cat file.txt tr -d " \t\n\r" You can also use the character classes defined by tr (credits to htompkins comment): cat file.txt tr -d " [:space:]" For example, in order to wipe just horizontal white space: cat file.txt tr -d " [:blank:]" Share Improve this answer Follow Web29 mei 2024 · Using the [:blank:] class you are removing spaces and tabs: sed 's/ [ [:blank:]]*$//' file Note this is POSIX, hence compatible in both GNU sed and BSD. For just GNU sed you can use the GNU extension \s* to match spaces and tabs, as described in BaBL86's answer. See POSIX specifications on Basic Regular Expressions. Web7 aug. 2024 · Echoing an uncommented variable removes all IFS characters (newline, space, tab by default). So if you're going to do this, ... complexity. I searched for a quick solution only with internal commands. It is good to you if you can make a living by shell scripts. – peterh. Mar 1 at 6:08. Add a comment -1 devonshire portland maine