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@ 2013-06-11T10:37:26Z

<?php

$array = range(1, 20);

foreach ($array as $k => $v) {
    echo $v, ',';
    unset($array[$k]);
}

echo PHP_EOL, join(',', $array);

Output
Performance
VLD
References
Branches

range: documentation ( source)
join: documentation ( source)

preferences:dark modelive preview

40.34 ms | 402 KiB | 5 Q