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run code in 150+ php & hhvm versions
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<?php $string = '測試'; foreach($string as $byte) { var_dump($byte); var_dump(ord($byte)); var_dump(dechex(ord($byte))); }
based on 74TNA
Output for 4.3.0 - 4.3.10, 4.4.0 - 7.1.0
Warning: Invalid argument supplied for foreach() in /in/VXqDX on line 3
Output for 4.3.11