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  1. #!/bin/bash
  2. s='david
  3. Sam
  4. toNy
  5. 3matt
  6. 5$!john'
  7. sed 's/[[:alpha:]]/\U&/' <<< "$s"
Success #stdin #stdout 0.01s 5500KB
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Standard input is empty
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David
Sam
ToNy
3Matt
5$!John
https://ideone.com/LJCnI6
language:
Bash (bash 5.0.3)
created:
3 years ago
visibility:
secret

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