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  1. #!/bin/bash
  2. s='Mon0 connected 1920x1200+0+0 0mm x 0 mm
  3.    1920x1200_c 59.95*
  4. Mon0 connected 1920x1200+0+0 0mm x 0 mm
  5.    1920x1200_c 59.95*
  6. Mon0 connected primary 1920x1200+0+1200 0mm x 0 mm
  7.    1920x1200_c 59.95*
  8. Mon0 connected 1029x1200+1920+1200 0mm x 0 mm
  9.    1920x1200_c 59.95*'
  10.  
  11. echo "$s" | grep -oP '\b\d+x\d+(?!(?:\+\d+\+)?\d)'
Success #stdin #stdout 0s 4948KB
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Standard input is empty
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1920x1200
1920x1200
1920x1200
1920x1200
https://ideone.com/ygoR8V
language:
Bash (bash 5.0.3)
created:
4 years ago
visibility:
secret

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