3v4l.org

run code in 300+ PHP versions simultaneously

@ 2017-06-08T08:04:38Z

<?php
declare(ticks=1);

function tick() {
    global $ticks;
    if ($ticks) {
        if ($ticks[0][0] > 1) {
            $ticks[0][0]--; 
        } else {
            $tick = array_shift($ticks);
            $tick[1]();
        }
    }
}

register_tick_function('tick');

        

class A {
    protected $b = ['d' => 321];
    
    function & __get($name) {
        $current = $this->{$name};
        
        echo "And now, __get is running...\n";
        $GLOBALS['ticks'][] = [2, function () use ($current, $name) {
            if ($current !== $this->{$name}) {
                echo "Array WAS changed!!!\n";
            } else {
                echo "Array not changed.\n";
            }
        }];
        
        return $this->{$name};
    }
}

eval('
$a = new A();
$a->b["c"] = 123; 
var_dump($a->b);
');

Output for git.master, git.master_jit, rfc.property-hooks: And now, __get is running... Array WAS changed!!! And now, __get is running... array(2) { ["d"]=> int(321) ["c"]=> int(123) } Array not changed.

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

preferences:dark modelive preview

65.05 ms | 401 KiB | 8 Q