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  1. <?php
  2.  
  3. $keywords = array("apple", "perl=true");
  4. $Text = "My apple is red. Try Perl=TRUE option.";
  5. foreach ($keywords as $Word)
  6.  {
  7.    if (preg_match("/\\b(" . preg_quote($Word) . ")s?\\b/i", $Text))
  8.    {
  9.      echo "$Word\n";
  10.    }
  11.  }
Success #stdin #stdout 0.02s 52472KB
comments (?)
stdin 
Standard input is empty
stdout 
apple
perl=true
https://ideone.com/verxLM
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
secret

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