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<?php $threads = array(1=>1234, 3=>7462, 4=>8472); foreach($threads as $task=>&$thread) { forkTask($thread, $task); } function forkTask(&$thread, $task) { if($task==1) { $thread = 4321; } return; } print_r($threads);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [1] => 4321 [3] => 7462 [4] => 8472 )

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