Bash snippet - Trim leading and trailing whitespace from a variable.

SUBMITTED BY: DanielK

DATE: Aug. 13, 2016, 2:32 p.m.

FORMAT: Bash

SIZE: 178 Bytes

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  1. # Usage: trim_whitespace some_var
  3. trim_whitespace()
  4. {
  5. local trim_wh
  6. local to_trim
  8. eval to_trim=\$$1
  10. read -rd '' trim_wh <<< "$to_trim"
  11. eval $1=\$trim_wh
  12. }
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