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  1. <?php
  2.  
  3.     var_dump(preg_match('/^\w+(,\s*\w+){0,3}$/', 'This, is, 4, tags'));
  4.     var_dump(preg_match('/^\w+(,\s*\w+){0,3}$/', 'now, 3, tags'));
  5.     var_dump(preg_match('/^\w+(,\s*\w+){0,3}$/', 'or, 2'));
  6.     var_dump(preg_match('/^\w+(,\s*\w+){0,3}$/', 'one'));
  7.     var_dump(preg_match('/^\w+(,\s*\w+){0,3}$/', 'this, is, more, than, 4, tags'));
  8.  
  9. ?>
  10.  
Success #stdin #stdout 0.01s 20520KB
comments (?)
stdin 
Standard input is empty
stdout 
int(1)
int(1)
int(1)
int(1)
int(0)
https://ideone.com/H70gJD
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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