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  1. #!/bin/bash
  2. perl -pe 's/\d+M(*SKIP)(*F)|.//g' <<< "23S62M1I19M2D"
  3.  
  4. perl -lane 'BEGIN{$a="";} while (/\d+M/g) {$a .= $&} END{print $a;}' <<< "23S62M1I19M2D"
  5.  
Success #stdin #stdout 0.01s 5520KB
comments (?)
stdin 
Standard input is empty
stdout 
62M19M
62M19M
https://ideone.com/EZwXDN
language:
Bash (bash 5.0.3)
created:
4 years ago
visibility:
secret

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