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@ 2014-09-27T15:21:11Z

<?php

$a = 10;
$a = -$a++;

$b = 10;
$b = $b++;

$c = 10;
$c = -$c++;

var_dump($a, $b, $c);

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

32.67 ms | 402 KiB | 5 Q