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run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array( 'user_id' => 1, 'user_name' => 'User', 'user_email' => 'mail@user.com' ); array_walk($array,function($value, &$key) { $newkey = str_replace("user_","",$key); $newarray[$newkey] = $value; }); print_r($newarray);
Output for 5.3.0 - 7.1.0
Notice: Undefined variable: newarray in /in/nFpX8 on line 13
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/nFpX8 on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/nFpX8 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/nFpX8 on line 8
Process exited with code 255.