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@ 2014-07-30T23:20:12Z

<?php

$value = ' [2] => TRUE';
$value = preg_replace("/\s+\[(\d+)\]\s+=>/g", " $1 =>", $value);
echo $value;

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preg_replace: documentation ( source)

preferences:dark modelive preview

35.38 ms | 402 KiB | 5 Q