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run code in 200+ php & hhvm versions
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<?php $GLOBALS['foo'] = 'asd'; $arParams['name'] = 'foo'; //global $$arParams['name']; var_dump($$arParams['name']);
based on IjNFq
Output for 7.0.0 - 7.2.6
Notice: Array to string conversion in /in/toWZS on line 7 Notice: Undefined variable: Array in /in/toWZS on line 7 NULL
Output for 5.3.20 - 5.6.28
string(3) "asd"