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  1. #!/bin/bash
  2. s="AAA_1765 866 HTG
  3. AAA_1873 987 IGA
  4. AAA_1922 413 BOK"
  5.  
  6. sed 's/^AAA_1[0-9]*/BBB_2/' <<< "$s"
  7.  
Success #stdin #stdout 0s 19632KB
comments (?)
stdin 
Standard input is empty
stdout 
BBB_2 866 HTG
BBB_2 987 IGA
BBB_2 413 BOK
https://ideone.com/2bGGDu
language:
Bash (bash 5.0.3)
created:
5 years ago
visibility:
secret

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