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@ 2018-05-18T07:32:32Z

<?php

$a = new ArrayObject([1, 2, 3]);
foreach ($a as $key => &$value) {
    $value = $value + 10;
}
unset($value);

var_dump($a);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

12.88 ms | 404 KiB | 5 Q