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<?php $str = json_decode("\u000f\u000f?\u001f\u000f\u000e\u000f\u001e\u00c3"); var_dump($str); $str = preg_replace('/[\x00-\x19\x7f]/', '', $str); var_dump($str);
Output for git.master, git.master_jit, rfc.property-hooks
NULL Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/jJp2e on line 4 string(0) ""

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