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<?php $test = [ TRUE => TRUE, FALSE => FALSE, 'string' => 'string', ]; var_dump($test); var_dump($test[TRUE]); var_dump($test[FALSE]); print "---\n"; foreach ($test as $key => $value) { var_dump(is_bool($key)); var_dump($key == FALSE); }
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [1]=> bool(true) [0]=> bool(false) ["string"]=> string(6) "string" } bool(true) bool(false) --- bool(false) bool(false) bool(false) bool(true) bool(false) bool(false)

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