Random\Engine\Xoshiro256StarStar::jumpLong

(PHP 8 >= 8.2.0)

Random\Engine\Xoshiro256StarStar::jumpLongEfficiently move the engine ahead by 2^192 steps

说明

public Random\Engine\Xoshiro256StarStar::jumpLong(): void

Moves the algorithm’s state ahead by 2192 steps, as if Random\Engine\Xoshiro256StarStar::generate() was called 2192 times.

The purpose of a long jump is to facilitate the creation of a new Random\Engine\Xoshiro256StarStar engine from an existing seeded Random\Engine\Xoshiro256StarStar engine. The seeded engine acts as a blueprint, which can be cloned and repeatedly jumped to create 264 non-overlapping sequences with 2192 values each.

Long jumping may be combined with Random\Engine\Xoshiro256StarStar::jump()ing to further split each of the 264 sequences generated by long jumping, into 2128 sequences of 264 values each.

参数

此函数没有参数。

返回值

没有返回值。

范例

示例 #1 Random\Engine\Xoshiro256StarStar::jumpLong() example

<?php

/* ... */

?>

以上例程的输出类似于:

...

参见