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@ 2014-10-25T10:41:13Z

<?php
$obj = (object)array('123a' => '456'); 
var_dump($obj);
if ( isset($obj->{'123a'})) {
  echo $obj->{'123a'},"\n";
}

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

59.68 ms | 402 KiB | 5 Q