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  1. <?php
  2.  
  3. $text = "0abc123";
  4. preg_match('/^[^a-z]*(?=[a-z])/i', $text, $m);
  5. echo isset($m[0]) ? strlen($m[0]) : false;
Success #stdin #stdout 0.02s 52432KB
comments (?)
stdin 
Standard input is empty
stdout 
1
https://ideone.com/FwrkZk
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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