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  1. <?php
  2.  
  3. $str = 'bla bla porn bla bla adult bla bla association';
  4.  
  5. $bad_words = array('adult', 'porn', 'ass');
  6. $reg = '~\b' . implode('\b|\b', $bad_words) . '\b~';
  7.  
  8. preg_match_all($reg, preg_replace('~[.,?!]~', '', $str), $matches);
  9.  
  10. if(count($matches[0]) > 0)
  11.    echo '"Don´t bypass the badword filter".';
Success #stdin #stdout 0.02s 23784KB
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"Don´t bypass the badword filter".
https://ideone.com/l1Oks3
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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