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run code in 300+ PHP versions simultaneously
<?php $location = new stdClass; $location->city = "Chicago"; $variableName = 'location->city'; //${$variableName} = 'Chicago'; $str = "\$location->city Dentist"; var_dump($str);
Output for 5.3.4 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(23) "$location->city Dentist"

preferences:
176.08 ms | 404 KiB | 256 Q