Online PHP editor | output for gdt1M

@ 2015-11-07T10:31:34Z

<?php
class x { 
    private $p = 'secret';
    
    function RetVal(){
        return $this->p;
    }
}
class y {
    private $q = 'queen';
    
    function RetValue() {
        return $this->q;
    }
}
$f = function() {
    return (new x)->RetVal();
};
echo $f(),"\n";

$g = function(){ return $this->p; };
$nu = $g->bindto((new x), "x");
echo $nu(),"\n";

echo $g->call((new x));
echo $g->call((new y));

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: secret secret secret Warning: Undefined property: y::$p in /in/gdt1M on line 21
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: secret secret secret Notice: Undefined property: y::$p in /in/gdt1M on line 21
Output for 7.3.32 - 7.3.33: secret secret secret
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28: secret secret Fatal error: Call to undefined method Closure::call() in /in/gdt1M on line 25
Process exited with code 255.

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