PHP 7.3 reaches end of support in December 2021 and Adobe Commerce 2.3.x reaches end of support in April 2022. You may want to consider planning your upgrade now to Adobe Commerce 2.4.x and PHP 7.4.x to help maintain PCI compliance.
Math Random
Overview
The Magento\Framework\Math\Random library provides the ability to generate random values and hashes.
Usage
| Method | Description |
|---|---|
getRandomString |
Generates a random string with a given string length and an optional character pool. Without the optional character pool, it uses both cases of the English alphabet and all digits. |
getRandomNumber |
Generates a random number with an optional range. The range defaults to 0 as minimum and the result of the PHP function mt_getrandmax as the maximum. |
getUniqueHash |
Generates a unique hash string with an optional prefix. |
Examples
In the examples below, the $this->mathRandom property is an instantiated object of the Magento\Framework\Math\Random class.
Generate a random string
This example shows how to generate a random string of length 99, with the default character pool.
1
$this->mathRandom->getRandomString(99);
Generate a random number
This example shows how to generate a random number between 0 and 9999.
1
$this->mathRandom->getRandomNumber(0, 9999);
Generate a random number
This example shows how to generate a unique hash string with a prefix.
1
$this->mathRandom->getUniqueHash("my_hash_prefix");