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@ 2013-08-12T17:52:18Z

<?php

class foo {
  function __get($property) {
    return $property; 
  }
}

$object = new foo;
$attribute = NULL;
var_dump($object->$attribute);

Output
Performance
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var_dump: documentation ( source)

preferences:dark modelive preview

35.04 ms | 402 KiB | 5 Q