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<?php $a = array('a', 'b', 'c', 'd'); unset($a[1]); array_splice($a, 0, 0); var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> string(1) "a" [1]=> string(1) "c" [2]=> string(1) "d" }

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