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  1. <?php
  2.  
  3. $url = 'text/в';
  4. var_dump(preg_match('#^text/(?P<page>[а-я]{1,2})$#', $url));
  5. var_dump(preg_match('#^text/(?P<page>[а-я]{1,2})$#u', $url));
  6.  
  7. echo '------------', PHP_EOL;
  8. $url = 'text/вв';
  9. var_dump(preg_match('#^text/(?P<page>[а-я]{1,2})$#', $url));
  10. var_dump(preg_match('#^text/(?P<page>[а-я]{1,2})$#u', $url));
  11.  
Success #stdin #stdout 0.01s 82624KB
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Standard input is empty
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int(1)
int(1)
------------
int(0)
int(1)
https://ideone.com/lrVLUn
language:
PHP (php 7.3.5)
created:
4 years ago
visibility:
secret

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