---
id: 84047ab5-ea5d-4ebe-9ea4-8a89d0a8cc22
title: fromRandom()
---

# Description

Generates random alphanumeric strings

# Syntax

``` php
$random = ByteString::fromRandom(6);                   // 'g6UkL2'
$randomPin = ByteString::fromRandom(4, '0123456789');  // '7385'
$randomKey = ByteString::fromRandom(1, 'WASD');        // 'S'
```