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  1. #!/bin/bash
  2. echo "ｧ" | egrep $'[^][0-9A-Za-z`~!@#$%^&*()_+=[{}|\\;:",.<>/? \'-]'
Success #stdin #stdout 0s 19632KB
comments (?)
stdin 
Standard input is empty
stdout 
ｧ
https://ideone.com/ojvglR
language:
Bash (bash 5.0.3)
created:
8 years ago
visibility:
secret

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