關於「2xx status code」標籤，搜尋引擎有相關的訊息討論：

List of HTTP status codes - Wikipediaen.wikipedia.org › wiki › List_of_HTTP_status_codesHTTP Status Codes: All 63 explained - including FAQ & Videoumbraco.com › Umbraco Knowledge BaseStatus codes in HTTP - W3Cwww.w3.org › Protocols › HTTP › HTRESPWhat are 2xx Status Codes?