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function is not described

Composer\Autoload

ClassLoader::getApcuPrefix() public WC 1.0

The APCu prefix in use, or null if APCu caching is not enabled.

{} It's a method of the class: ClassLoader{}

No Hooks.

Return

String|null. Nothing.

Usage

$ClassLoader = new ClassLoader();
$ClassLoader->getApcuPrefix();

Code of ClassLoader::getApcuPrefix() WC 5.3.0

<?php
public function getApcuPrefix()
{
    return $this->apcuPrefix;
}