陳鍾誠

Version 1.0

HTTP

HTTP

用 chrome 開發人員工具看封包

Chrome 開發人員工具/Network

有上下兩層,開大一點,選線軸上有資料的部分,看下半部視窗的封包。

行動裝置

Curl

$ curl -i http://localhost:3000/
HTTP/1.1 200 OK
Content-Length: 192
Last-Modified: Mon, 10 Sep 2018 01:53:15 GMT
Cache-Control: max-age=0
Content-Type: text/html; charset=utf-8
Date: Mon, 10 Sep 2018 04:05:24 GMT
Connection: keep-alive

<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-7" />
</head>
<body>
<a href="hello.htm">hello.htm</a><br/>
<img src="ccc.jpg"></a>
</body>
</html>

爬本校網頁

$ curl -i http://www.nqu.edu.tw
HTTP/1.1 302 Found
Date: Mon, 10 Sep 2018 04:12:24 GMT
Server: Apache
Location: https://www.nqu.edu.tw/
Content-Length: 271
Content-Type: text/html; charset=iso-8859-1

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>302 Found</title>
</head><body>
<h1>Found</h1>
<p>The document has moved <a href="https://www.nqu.edu.tw/">here</a>.</p>
<hr>
<address>Apache Server at www.nqu.edu.tw Port 80</address>
</body></html>