src/Common/Service/FileCache/Driver/AccessibleByUrl.php
public function getUrl(string $sKey = null): string
    {
        $sUrl = rtrim($this->sUrl, '/');
        $sUrl .= $sKey ? '/' . $sKey : '';
        return $sUrl;
    }
public function getUrl(string $sKey = null): string
    {
        $sUrl = rtrim($this->sUrl, '/');
        $sUrl .= $sKey ? '/' . $sKey : '';
        return $sUrl;
    }
public function getUrl ( string $ sKey = null ) : string { $ sUrl = rtrim ( $ this -> sUrl , '/' ) ; $ sUrl .= $ sKey ? '/' . $ sKey : '' ; return $ sUrl ; }
Return the URL for the public cache

@param string|null $sKey The cache key

@return string
Return the URL for the public cache