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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");