3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function array2array($src,&$target) { $arg_list = func_get_args(); unset($arg_list[0]); unset($arg_list[1]); foreach ($arg_list as $arg) { $target[$arg]=$src[$arg]; } } $a=['a'=>1,'b'=>2,'c'=>3,'d'=>4]; $b=['e'=>5]; array2array($a,$b,'b','c'); echo json_encode($b,JSON_UNESCAPED_UNICODE);
Output for 5.4.0 - 7.1.0
{"e":5,"b":2,"c":3}
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/qd9LL on line 12
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 '[' in /in/qd9LL on line 12
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qd9LL on line 12
Process exited with code 255.