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  1. <?php
  2.  
  3. echo preg_replace('/.*(\d+)(x|xE)(\d+).*/', 'D$1xF$3', 'Toster2x04Questions');
  4. echo PHP_EOL, PHP_EOL;
  5. echo preg_replace('/.*(\d+)(x|xE)(\d+).*/', 'D$1xF$3', 'TosterS2xE04Questions');
Success #stdin #stdout 0.02s 52472KB
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D2xF04

D2xF04
https://ideone.com/I5nxFp
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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