<?php
function preg_array_key_exists($pattern, $array) {
$keys = array_keys($array);
return (int) preg_grep($pattern,$keys);
}
//Пример:
$arr = array(
"DirName" => "Ivan Ivanovich",
"DirPhone" => '(843) 123-45-67',
"ContactName" => 'Dmitriy Nikolaevich');
$pattern = '/^Dir/';
var_dump(preg_array_key_exists($pattern, $arr));
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- int(1)
preferences:
293.76 ms | 406 KiB | 457 Q