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  1. <?php
  2.  
  3. // your code goes here
  4.  
  5. //preg_match_all("/[аеєиіїоуюя]/u", 'вввввааа', $matches);
  6. preg_match_all("/^[а-яА-ЯєЄЇїҐґь'-]+$/u", 'тест1', $matches);
  7. var_dump($matches);
Success #stdin #stdout 0.03s 26256KB
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Standard input is empty
stdout
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array(1) {
  [0]=>
  array(0) {
  }
}
https://ideone.com/sVAb7o
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
public

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