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  1. #!/bin/bash
  2. s='aaaa:bbbb:cccc:dddd
  3. eeee:ffff:gggg:hhhh
  4. iiii:jjjj:kkkk:llll'
  5. passwd='newpass'
  6. lineNumber=2
  7. sed -E "${lineNumber} s/^(([^:]*:){2})[^:]*/\1${passwd}/" <<< "$s"
Success #stdin #stdout 0s 4384KB
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stdin
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Standard input is empty
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aaaa:bbbb:cccc:dddd
eeee:ffff:newpass:hhhh
iiii:jjjj:kkkk:llll
https://ideone.com/BnSGK5
language:
Bash (bash 5.0.3)
created:
3 years ago
visibility:
secret

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