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<?php $f = function($f) { return [1,2,3,$f]; }; function foo($a, $b, $c, $d) { print_r(func_get_args()); } foo(...$f('4'));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 4 )

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