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<?php $a = array(1,2,3); foreach($a AS &$y) { $y = $y*2; } echo $y , PHP_EOL; foreach($a AS $y) { echo $y.', '; } echo $y , PHP_EOL; foreach($a AS $x) { echo $x.', '; } echo $x , PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
6 2, 4, 4, 4 2, 4, 4, 4

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