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  1. <?php
  2.  
  3. $reg_name="ese";
  4. $reg_pass="wewf";
  5. $regex = "/^[a-zа-яё0-9_]{3,15}$/iu";
  6. if (preg_match($regex, $reg_name) && preg_match($regex, $reg_pass)) {
  7.     echo "Добавляем...";
  8. } else {
  9.     echo "Ошибка!";
  10. }
  11.  
Success #stdin #stdout 0.01s 82944KB
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Добавляем...
https://ideone.com/GTVZem
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
secret

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