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@ 2024-10-18T07:47:29Z

<?php

function acceptOne($a) {};

final class Foo
{
    public $notTyped;
    public int $typed;
}

$benchFx = function (string $msg, \Closure $fx) {
    $times = [];
    for ($i = 0; $i < 10; $i++) {
        $t = microtime(true);
        $fx();
        $t = microtime(true) - $t;
        $times[] = $t;
    }
    
    $bestTime = min($times);
    echo $msg . ': ' . round($bestTime * 1000, 2) . " ms\n";
};

$benchFx('assign not typed', function () {
    $foo = new Foo();
    for ($i = 0; $i < 100_000; $i++) {
        $foo->notTyped = $i;
        $foo->notTyped = $i;
        $foo->notTyped = $i;
        $foo->notTyped = $i;
        $foo->notTyped = $i;
    }
    acceptOne($foo);
});

$benchFx('assign typed', function () {
    $foo = new Foo();
    for ($i = 0; $i < 100_000; $i++) {
        $foo->typed = $i;
        $foo->typed = $i;
        $foo->typed = $i;
        $foo->typed = $i;
        $foo->typed = $i;
    }
    acceptOne($foo);
});

Output for git.master: assign not typed: 2.23 ms assign typed: 2.79 ms
Output for git.master_jit: assign not typed: 1.64 ms assign typed: 2.32 ms

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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

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