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@ 2014-03-10T11:44:16Z

<?php
class A {
    public function foo() {
        $b= 'this';
        var_dump($$b);
    }
}

$a = new A;
$a->foo();

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

45.19 ms | 402 KiB | 5 Q