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<?php error_reporting(-1); var_dump(substr_replace(array("x", "y"), array(), array(), 0)); var_dump(substr_replace(array("x", "y"), array(), 0, array())); var_dump(substr_replace(array("x", "y"), array(), array(), array())); var_dump(substr_replace(array("x", "y"), array(), 0, 0));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> string(1) "x" [1]=> string(1) "y" } array(2) { [0]=> string(0) "" [1]=> string(0) "" } array(2) { [0]=> string(0) "" [1]=> string(0) "" } array(2) { [0]=> string(1) "x" [1]=> string(1) "y" }

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