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  1. #!/bin/bash
  2. s='iiiiiii
  3. OOO=dd=XXX
  4. uuuuuuu'
  5.  
  6. sed -E 's/^([^=]+=)(\w+)(=.*)$/echo "\1$(which \2)\3"/e' <<< "$s"
Success #stdin #stdout 0.01s 5260KB
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stdin
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Standard input is empty
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iiiiiii
OOO=/usr/bin/dd=XXX
uuuuuuu
https://ideone.com/zzzewE
language:
Bash (bash 5.0.3)
created:
1 year ago
visibility:
secret

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