Ví dụ 1 về Message trong HTTP
HTTP yêu cầu rút trang hello.htm từ Server đang chạy trên tutorialspoint.com.
Client yêu cầu:
GET /hello.htm HTTP/1.1 User-Agent: Mozilla/4.0 (compatible; MSIE5.01; Windows NT) Host: www.tutorialspoint.com Accept-Language: en-us Accept-Encoding: gzip, deflate Connection: Keep-Alive
Server phản hồi:
HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache/2.2.14 (Win32) Last-Modified: Wed, 22 Jul 2009 19:15:56 GMT Content-Length: 88 Content-Type: text/html Connection: Closed
<html> <body> <h1>Hello, World!</h1> </body> </html>
Ví dụ 2
HTTP yêu cầu rút trang t.html mà không tồn tại trên Server đang chạy trên tutorialspoint.com.
Client yêu cầu
GET /<b>t.html</b> HTTP/1.1 User-Agent: Mozilla/4.0 (compatible; MSIE5.01; Windows NT) Host: www.tutorialspoint.com Accept-Language: en-us Accept-Encoding: gzip, deflate Connection: Keep-Alive
Server phản hồi
HTTP/1.1 404 Not Found Date: Sun, 18 Oct 2012 10:36:20 GMT Server: Apache/2.2.14 (Win32) Content-Length: 230 Content-Type: text/html; charset=iso-8859-1 Connection: Closed
<html> <head> <title>404 Not Found</title> </head> <body> <h1>Not Found</h1> <p>The requested URL /t.html was not found on this server.</p> </body> </html>
Ví dụ 3
HTTP yêu cầu rút trang hello.htm từ Server đang chạy trên tutorialspoint.com nhưng yêu cầu đi kèm với một phiên bản HTTP không chính xác:
Client yêu cầu
GET /hello.htm <b>HTTP1</b> User-Agent: Mozilla/4.0 (compatible; MSIE5.01; Windows NT) Host: www.tutorialspoint.com Accept-Language: en-us Accept-Encoding: gzip, deflate Connection: Keep-Alive
Server phản hồi
HTTP/1.1 400 Bad Request Date: Sun, 18 Oct 2012 10:36:20 GMT Server: Apache/2.2.14 (Win32) Content-Length: 230 Content-Type: text/html; charset=iso-8859-1 Connection: Closed --------------------------------------- <html> <head> <title>400 Bad Request</title> </head> <body> <h1>Bad Request</h1> <p>Your browser sent a request that this server could not understand.<p> <p>The request line contained invalid characters following the protocol string.<p> </body> </html>
Ví dụ 4
HTTP yêu cầu để gửi dữ liệu mẫu tới trang process.cgi trên một Server đang chạy trên tutorialspoint.com. Server trả lại tên đã truyền sau khi thiết lập chúng như là các cookie:
Client yêu cầu
POST /cgi-bin/process.cgi HTTP/1.1 User-Agent: Mozilla/4.0 (compatible; MSIE5.01; Windows NT) Host: www.tutorialspoint.com Content-Type: text/xml; charset=utf-8 Content-Length: 60 Accept-Language: en-us Accept-Encoding: gzip, deflate Connection: Keep-Alive first=Zara&last=Ali
Server phản hồi
HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache/2.2.14 (Win32) Content-Length: 88 Set-Cookie: first=Zara,last=Ali;domain=tutorialspoint.com;Expires=Mon, 19- Nov-2010 04:38:14 GMT;Path=/ Content-Type: text/html Connection: Closed ----------------------------------------------------------------- <html> <body> <h1>Hello Zara Ali</h1> </body> </html>
