Unregister given function as __autoload() implementation

# spl_autoload_unregister

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

spl_autoload_unregister — Unregister given function as __autoload() implementation

### Description

function spl_autoload_unregister(callable `$callback`): bool

Removes a function from the autoload queue. If the queue is activated and empty after removing the given function then it will be deactivated.

When this function results in the queue being deactivated, any __autoload function that previously existed will not be reactivated.

### Parameters

`callback`

  The autoload function being unregistered.

### Return Values

Returns `true` on success or `false` on failure.

### Changelog

Version | Description
--- | ---
8.5.0 | Passing the spl_autoload_call() function as a callback argument to unregister all autoloaders has been deprecated. Instead iterate over the return value of spl_autoload_functions() and call spl_autoload_unregister() on each value.

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