Online PHP editor | output for L4KjY

@ 2015-11-14T19:47:14Z

<?php
class MakeMeCMS_Addon_Call {
    private $attribute;
    public function __construct() {
        $this->set(false);
    }
    public function set($arg) {
        $this->attribute($arg);
    }
    public function state() {
        return $this->attribute;
    }
}
function changeValue(MakeMeCMS_Addon_Call $call) {
    $call->set(true);
    return $call;
}
$object = new MakeMeCMS_Addon_Call;
changeValue($object);
echo($object->state());

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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: Fatal error: Uncaught Error: Call to undefined method MakeMeCMS_Addon_Call::attribute() in /in/L4KjY:8 Stack trace: #0 /in/L4KjY(5): MakeMeCMS_Addon_Call->set(false) #1 /in/L4KjY(18): MakeMeCMS_Addon_Call->__construct() #2 {main} thrown in /in/L4KjY on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Fatal error: Call to undefined method MakeMeCMS_Addon_Call::attribute() in /in/L4KjY on line 8
Process exited with code 255.

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