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                # HTTP簡介 > HTTP協議是Hyper Text Transfer Protocol(超文本傳輸協議)的縮寫,是用于從萬維網(WWW:World Wide Web )服務器傳輸超文本到本地瀏覽器的傳送協議。 HTTP是一個屬于應用層的面向對象的協議,由于其簡捷、快速的方式,適用于分布式超媒體信息系統。它于1990年提出,經過幾年的使用與發展,得到不斷地完善和擴展。目前在WWW中使用的是HTTP/1.0的第六版,HTTP/1.1的規范化工作正在進行之中,而且HTTP-NG(Next Generation of HTTP)的建議已經提出。 HTTP協議工作于客戶端-服務端架構為上。瀏覽器作為HTTP客戶端通過URL向HTTP服務端即WEB服務器發送所有請求。Web服務器根據接收到的請求后,向客戶端發送響應信息。 ![](https://box.kancloud.cn/4b0c634d6dfbf3be4db0d8920e561c35_551x181.jpg)
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