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  1. <?php
  2.  
  3. $value['keyword']='P|$$';
  4. $keyword = preg_quote($value['keyword'], '/');
  5. $question = "verying P|$$ quedon";
  6. echo $abc =  preg_replace( "/(?<!\w)($keyword)(?!\w)/i",'<span style="color:red">$1</span>',$question);
Success #stdin #stdout 0.02s 52488KB
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verying <span style="color:red">P|$$</span> quedon
https://ideone.com/lGTpVp
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
secret

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