How can I trim white space from a variable in awk?

by

You’re printing the result of the gsub, but gsub does an in-place modify of $2 instead of returning a modified copy. Call gsub, then print:

awk -F\, '{gsub(/[ \t]+$/, "", $2); print $2 ":"}'

More Related Contents:

  1. sh: 1: Syntax error: "(" unexpected error
  2. How can I quickly sum all numbers in a file?
  3. Insert multiple lines into a file after specified pattern using shell script
  4. How to ‘grep’ a continuous stream?
  5. ./configure : /bin/sh^M : bad interpreter [duplicate]
  6. The ‘eval’ command in Bash and its typical uses
  7. How to parse XML using shellscript? [duplicate]
  8. How to join multiple lines of file names into one with custom delimiter?
  9. How do I know the script file name in a Bash script?
  10. Linux: copy and create destination dir if it does not exist
  11. Get program execution time in the shell
  12. How to handle more than 10 parameters in shell
  13. Linux bash: Multiple variable assignment
  14. How to sort a file in-place?
  15. Is it OK to use the same input file as output of a piped command?
  16. Finding contents of one file in another file
  17. Changing default shell in Linux [closed]
  18. Example of using named pipes in Linux shell (Bash)
  19. Passing variables in remote ssh command
  20. When to wrap quotes around a shell variable?
  21. How to get file creation date/time in Bash/Debian?
  22. Execute command after every command in bash
  23. How do I change bash history completion to complete what’s already on the line?
  24. How to join multiple lines of filenames into one with custom delimiter
  25. Running shell script in parallel
  26. How to check if sed has changed a file
  27. Counter increment in Bash loop not working
  28. Replace whitespace with a comma in a text file in Linux
  29. How to pass parameters to a Bash script?
  30. Using awk to count the number of occurrences of a word in a column

Leave a Comment