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  1. <?php
  2.  
  3. $s = "sas bab aaa";
  4. $res = preg_replace_callback('~bab|(a)~', function($m) {
  5. 	if (isset($m[1]) && !empty($m[1])) {
  6. 		return "<i>".$m[1]."</i>";
  7. 	} else {
  8. 		return "b<b>a</b>b";
  9. 	}
  10. }, $s);
  11. echo $res;
Success #stdin #stdout 0s 52488KB
comments (?)
stdin 
Standard input is empty
stdout 
s<i>a</i>s b<b>a</b>b <i>a</i><i>a</i><i>a</i>
https://ideone.com/d5Nz6P
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
secret

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