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<?php $str = file_get_contents('http://mp3.zing.vn'); echo mb_detect_encoding($str, 'UTF-8', true);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo for mp3.zing.vn failed: System error in /in/X8V5e on line 3 Warning: file_get_contents(http://mp3.zing.vn): Failed to open stream: php_network_getaddresses: getaddrinfo for mp3.zing.vn failed: System error in /in/X8V5e on line 3 UTF-8

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