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<?php $list = new SplDoublyLinkedList(); $list->push(1); $list->push(2); foreach($list as $a) { foreach($list as $b) { echo "($a, $b)"; } }
Output for git.master, git.master_jit, rfc.property-hooks
(1, 1)(1, 2)(2, 1)(2, 2)

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