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<?php function a() { $b = &$c[0]; var_dump(get_defined_vars()); $c[0] = 1; var_dump(get_defined_vars()); $c = [1]; var_dump(get_defined_vars()); } a();
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { ["b"]=> &NULL ["c"]=> array(1) { [0]=> &NULL } } array(2) { ["b"]=> &int(1) ["c"]=> array(1) { [0]=> &int(1) } } array(2) { ["b"]=> int(1) ["c"]=> array(1) { [0]=> int(1) } }

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