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<?php $string = ":èñïîëüçîâàíûäàííûåx_fields.txt;èñïîëü"; preg_match("/[\p{N}\p{L}]+/iu", $string, $splitTokens); var_dump($splitTokens);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> string(37) "èñïîëüçîâàíûäàííûåx" }

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