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@ 2014-04-25T12:34:10Z

<?
$str_utf8 = 'Русский текст';
$str_cp1251 = iconv('UTF-8', 'Windows-1251', $str_utf8);
var_dump(preg_match('#.#u', $str_utf8));
var_dump(preg_match('#.#u', $str_cp1251));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_match: documentation ( source)

preferences:dark modelive preview

31.38 ms | 402 KiB | 5 Q