Online PHP editor | output for QX1oZ

@ 2016-01-13T21:02:46Z

<?php

$obj = new StdClass;
$obj->fn = function($arg) { return "Hello $arg"; };
echo ($obj->fn)('World');

class Bla {
    public $fn;
    public $fn2;
    
    public function __construct(){
        $this->fn2 = function(){ 
            echo "F!";
        };
    }
}
$bla = new Bla;
$bla->fn = function($arg="Bu"){return "Hello lo $arg"; }; // can't do in class!
echo ($bla->fn)('Wa');

$blah = new Bla();
$bla->fn2();

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7: Hello WorldHello lo Wa Fatal error: Uncaught Error: Call to undefined method Bla::fn2() in /in/QX1oZ:22 Stack trace: #0 {main} thrown in /in/QX1oZ on line 22
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Parse error: syntax error, unexpected '(', expecting ',' or ';' in /in/QX1oZ on line 5
Process exited with code 255.

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