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<?php function NC($x){ $y = array(); $y['test'] = $x; $returnThis = $y['test'] ?? "Foo"; return $returnThis; } var_dump(NC(NULL)); // I know this will return "Foo". /* But I have no clue about what these will return. */ var_dump(NC(0)); var_dump(NC(-1)); var_dump(NC("")); var_dump(NC(array()));
Output for git.master, git.master_jit, rfc.property-hooks
string(3) "Foo" int(0) int(-1) string(0) "" array(0) { }

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