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<?php (function () { foreach ([true, 42] as $v) { ${$v} = $v; } unset($v); var_dump(get_defined_vars()); var_dump(compact(true, 42)); var_dump(compact((string)true, (string)42)); })();
Output for git.master, git.master_jit
array(2) { ["1"]=> bool(true) ["42"]=> int(42) } Warning: compact(): Argument #1 must be string or array of strings, bool given in /in/5uQcK on line 9 Warning: compact(): Argument #2 must be string or array of strings, int given in /in/5uQcK on line 9 array(0) { } array(2) { ["1"]=> bool(true) ["42"]=> int(42) }
Output for rfc.property-hooks
array(2) { ["1"]=> bool(true) ["42"]=> int(42) } Warning: compact(): Argument #1 must be string or array of strings, true given in /in/5uQcK on line 9 Warning: compact(): Argument #2 must be string or array of strings, int given in /in/5uQcK on line 9 array(0) { } array(2) { ["1"]=> bool(true) ["42"]=> int(42) }

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