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<?php $test = array("1", "2", "3", "4"); foreach($test as $value) { echo $value.PHP_EOL; $value = 1; } foreach($test as &$value) { echo $value.PHP_EOL; $value = 1; } foreach($test as $value) { echo $value.PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
1 2 3 4 1 2 3 4 1 1 1 1

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