Online PHP editor | perf for I1J4i

@ 2013-09-27T09:57:19Z

<?php

class prototype
{
    private $inherited;

    private $instance;

    public function __construct(prototype $prototype = null)
    {
        $this->inherited = $prototype;
        $this->instance = [];
    }

    public function __set($name, $value)
    {
        if ($value instanceof \Closure) {
            $value = $value->bindTo($this);
        }

        $this->instance[$name] = $value;
    }

    public function __get($name)
    {
        if (array_key_exists($name, $this->instance)) {
            return $this->instance[$name];
        } else {
            return $this->inherited->$name;
        }
    }

    public function __call($name, $arguments)
    {
        if (!isset($this->instance[$name]) && isset($this->inherited) && ($fromProto = $this->inherited->$name) instanceof \Closure)) {
            $target = $fromProto->bindTo($this);
        } else if (isset($this->instance[$name]) && $this->instance[$name] instanceof \Closure) {
            $target = $this->instance[$name];
        } else {
            return;
        }

        return call_user_func_array($target, $arguments);
    }
}

$foo = new prototype;
$foo->foo = 'Foo!';
$foo->bar = function() {
    return $this->foo;
};

$bar = new prototype($foo);
$bar->foo = 'Bar!';

echo $foo->bar() . "\n";
echo $bar->bar() . "\n";

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
5.4.20	0.010	0.041	12.40
5.4.19	0.014	0.047	12.40
5.4.18	0.012	0.043	12.40
5.4.17	0.011	0.040	12.41
5.4.16	0.011	0.037	12.40
5.4.15	0.010	0.041	12.40
5.4.14	0.007	0.041	12.09
5.4.13	0.009	0.040	12.07
5.4.12	0.012	0.052	12.04
5.4.11	0.007	0.044	12.03
5.4.10	0.010	0.041	12.03
5.4.9	0.009	0.040	12.03
5.4.8	0.008	0.039	12.04
5.4.7	0.008	0.040	12.03
5.4.6	0.008	0.038	12.03
5.4.5	0.012	0.040	12.03
5.4.4	0.012	0.044	12.02
5.4.3	0.009	0.039	12.01
5.4.2	0.011	0.040	12.01
5.4.1	0.011	0.043	12.01
5.4.0	0.013	0.046	11.51
5.3.27	0.009	0.042	12.73
5.3.26	0.010	0.041	12.72
5.3.25	0.015	0.047	12.72
5.3.24	0.009	0.049	12.72
5.3.23	0.010	0.047	12.71
5.3.22	0.011	0.042	12.68
5.3.21	0.010	0.042	12.68
5.3.20	0.012	0.039	12.68
5.3.19	0.013	0.047	12.68
5.3.18	0.017	0.063	12.67
5.3.17	0.016	0.051	12.67
5.3.16	0.012	0.047	12.67
5.3.15	0.015	0.043	12.67
5.3.14	0.012	0.043	12.66
5.3.13	0.012	0.048	12.66
5.3.12	0.012	0.039	12.66
5.3.11	0.007	0.044	12.66
5.3.10	0.010	0.040	12.12
5.3.9	0.009	0.039	12.10
5.3.8	0.012	0.041	12.08
5.3.7	0.009	0.042	12.09
5.3.6	0.011	0.039	12.08
5.3.5	0.011	0.038	12.02
5.3.4	0.014	0.054	12.02
5.3.3	0.009	0.038	11.98
5.3.2	0.012	0.037	11.76
5.3.1	0.010	0.038	11.73
5.3.0	0.009	0.040	11.71

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