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<?php $xs = new SplDoublyLinkedList(); $xs->push(1); $xs->push(2); $xs->push(3); foreach ($xs as $x) { echo "$x\n"; } foreach ($xs as $i => $x) { echo "$i => $x\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
1 2 3 0 => 1 1 => 2 2 => 3

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