Head schoolbag for HTTP request information, request head schoolbag

Head schoolbag for HTTP request information, request head schoolbag

The head schoolbag contains important information related to HTTP requests, such as ip, host, url, and client, as shown in the following table:

Variable name	Value
Accept	Text/html, application/xhtml + xml, application/xml; q = 0.9, image/webp, */*; q = 0.8
Accept-encoding	Gzip, deflate, sdch
Accept-language	Zh-CN, zh; q = 0.8, en; q = 0.6
Client	View (view indicates a browser, mobile indicates a mobile phone, and bot indicates a search engine crawler)
Connection	Keep-alive
Content-length	-1
Content-type
Enc
Host	Hua (host name)
Ip	10.0.0.12 (visitor's IP address)
Port	80 (port)
Protocol	HTTP/1.1
Querystring	N1 = 1 & n2 = 2
Uri	/_ Samples/head.html (current webpage address)
Uri1	/_ Samples/head.html? N1 = 1 & n2 = 2
Url	/_ Samples/head.html? N1 = 1 & n2 = 2 (the complete link address of the current webpage)
User-agent	Mozilla/5.0 (Windows NT 5.2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.111 Safari/537.36 (client tool information)

Use expressions during development@ {Head: variable name}Use the value directly, for example, the IP address of the Current Visitor:@ {Head: ip}

(Information and example file: _ samples/head.html)

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