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  1. #!/bin/bash
  2. timestamp_foramt="^.+_INFT_[0-9]{8}_[0-9]{6}\.[[:alnum:]_]+$"
  3. FNAME="Payments.test_INFT_20191218_075918.txt" #example
  4. if [[ ! $FNAME =~ $timestamp_foramt ]]; then
  5.   echo 'non-format';
  6. else
  7.   echo 'format';
  8. fi;
  9.  
Success #stdin #stdout 0s 4504KB
comments (?)
stdin 
Standard input is empty
stdout 
format
https://ideone.com/8PMpxM
language:
Bash (bash 5.0.3)
created:
5 years ago
visibility:
secret

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