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@ 2015-05-04T07:13:55Z

<?php

class TestClass
{
    const TEST_VARIABLE = 'good result';
}

$class = 'TestClass';
$var = 'TEST_VARIABLE';

echo constant($class .'::'. $var);

Output
Performance
VLD
References
Branches

constant: documentation ( source)

preferences:dark modelive preview

66.12 ms | 402 KiB | 5 Q