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  1. <?php
  2.  
  3. $text = '<img src="/d/349822-2/">';
  4. echo $text, PHP_EOL;
  5. echo preg_replace_callback(
  6.     '/\d{3,}/',
  7.     function ($matches) {
  8.         return $matches[0] + 2;
  9.     },
  10.     $text
  11. );
Success #stdin #stdout 0.02s 52472KB
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Standard input is empty
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<img src="/d/349822-2/">
<img src="/d/349824-2/">
https://ideone.com/DltVvA
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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