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function is not described

Composer\Autoload

ClassLoader::setApcuPrefix() public WC 1.0

APCu prefix to use to cache found/not-found classes, if the extension is enabled.

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

No Hooks.

Return

null. Nothing.

Usage

$ClassLoader = new ClassLoader();
$ClassLoader->setApcuPrefix( $apcuPrefix );
$apcuPrefix *(string null) (required)*

Code of ClassLoader::setApcuPrefix() WC 5.3.0

<?php
public function setApcuPrefix($apcuPrefix)
{
    $this->apcuPrefix = function_exists('apcu_fetch') && filter_var(ini_get('apc.enabled'), FILTER_VALIDATE_BOOLEAN) ? $apcuPrefix : null;
}