---
title: "Phalcon Kernel"
version: "4.2"
---

> Documentation Index
> Fetch the complete documentation index at: https://docs.phalcon.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Phalcon Kernel

:::info[NOTE]
All classes are prefixed with `Phalcon`
:::

## Kernel

[Source on GitHub](https://github.com/phalcon/cphalcon/blob/4.2.x/phalcon/Kernel.zep)

-   __Namespace__

-   __Uses__

-   __Extends__

-   __Implements__

This class allows to change the internal behavior of the framework in runtime

### Methods

```php
public static function preComputeHashKey( string $key );
```
Produces a pre-computed hash key based on a string. This function
produces different numbers in 32bit/64bit processors

Source: https://docs.phalcon.io/4.2/api/phalcon_kernel/index.mdx