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<?php $a = "Hello"; $b = function() { echo ",world"; }; $arr = [$a,$b]; array_walk($arr, function($v) { echo $v; });
Output for git.master, git.master_jit, rfc.property-hooks
Hello Fatal error: Uncaught Error: Object of class Closure could not be converted to string in /in/emBE7:10 Stack trace: #0 [internal function]: {closure}(Object(Closure), 1) #1 /in/emBE7(9): array_walk(Array, Object(Closure)) #2 {main} thrown in /in/emBE7 on line 10
Process exited with code 255.

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