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<?php $a=array(1, 2, 3, 4, 5); foreach($a as $k=>$v) { $a[$k]++; if ($k == 2) break; } var_dump($a); foreach($a as $k=>$v) { $a[$k]++; } var_dump($a);

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34.85 ms | 402 KiB | 5 Q