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<?php function a($a, $b) { var_dump($a); var_dump($b); } $a = ['foo', 'bar']; a(...$a); $a = 'foo'; a(...$a);
Output for git.master, git.master_jit, rfc.property-hooks
string(3) "foo" string(3) "bar" Fatal error: Uncaught TypeError: Only arrays and Traversables can be unpacked in /in/khmSR:13 Stack trace: #0 {main} thrown in /in/khmSR on line 13
Process exited with code 255.

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