3v4l.org

run code in 300+ PHP versions simultaneously
<?php $class = new StdClass; $thing = new StdClass; $class->jericho = " truc"; $class->sayHello = function(){ echo "hello";}; $jerichoSayHello = $class->sayHello; $name = "jericho"; $nameClass = "class"; $sayHello = "sayHello"; echo ${${$nameClass}->$name.ucfirst($sayHello)}($class->$name);

preferences:
51.87 ms | 402 KiB | 5 Q