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lolautruche/php7-calluserfuncarray-reference.php

Created August 28, 2015 08:50
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php7-calluserfuncarray-reference.php
<?php
$foo = function (&$arg) {
var_dump($arg);
};
$a = 'bar';
$b =& $a;
// Warning: Parameter 1 to {closure}() expected to be a reference, value given in /Users/lolautruche/Desktop/reference.php on line 8
call_user_func_array($foo, [$b]);
// Works fine
call_user_func_array($foo, [&$a]);
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