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@ 2015-12-31T00:09:50Z

<?php
phpversion() >= "7.0.1" or die();

$obj = new stdClass();

$obj->bar = "xyz";

echo $obj->{${'data'}[$key]},"\n";

echo "{$obj->{${'data'}[$key]}}\n";

Output
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phpversion: documentation ( source)

preferences:dark modelive preview

30.69 ms | 402 KiB | 5 Q