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run code in 200+ php & hhvm versions
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<?php $string="hello rajesh"; //$str=strlen($string); $str = explode(' ',$string); //var_dump($str); //$len = count($str); $arr = array_reverse_keys($str); echo $arr;
based on MiChH
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function array_reverse_keys() in /in/QrE7G:11 Stack trace: #0 {main} thrown in /in/QrE7G on line 11
Process exited with code 255.
Output for 5.3.20 - 5.6.28
Fatal error: Call to undefined function array_reverse_keys() in /in/QrE7G on line 11
Process exited with code 255.