HTTP request Model 1. Connect to the Web server A client application (such as a web browser) open a socket (80 by default) to the http port of the Web server ). example: http://www.myweb.com: 8080/index.html in Java, this is equivalent to
When requesting remote files in Ajax or checking whether the remote files are out of chain, you need to know the Status feedback from the remote server to determine whether the files exist or not.Of course, when we browse webpages, we will also find
Reference: http://blog.csdn.net/baggio785/archive/2006/04/13/661410.aspxModel: http://blog.csdn.net/baggio785/archive/2006/04/13/661412.aspx
HTTP request Model
1. Connect to the Web serverA client application (such as a web browser) opens a socket
Reference: http://blog.csdn.net/baggio785/archive/2006/04/13/661410.aspxModel: http://blog.csdn.net/baggio785/archive/2006/04/13/661412.aspx
HTTP request Model
1. Connect to the Web serverA client application (such as a web browser) opens a socket (
HTTPS (Secure Hypertext Transfer Protocol) -- Secure Hypertext Transfer Protocol
It is developed by Netscape and built in its browser. It is used to compress and decompress data and return the results of network upload and return. HTTPS actually
The layer-7 network consists of the physical layer, data link layer, network layer, transmission layer, Session Layer, presentation layer, and application layer.The physical layer, data link layer, and network layer are usually called media layers,
The following table lists common HTTP 1.1 statuses.
Code And their corresponding status information and meaning.
Exercise caution when using status code that only supports HTTP 1.1, because many browsers only Support HTTP 1.0. If you use the
When requesting remote files in Ajax or checking whether the remote files are out of chain, you need to know the Status feedback from the remote server to determine whether the files exist or not.
Of course, when we browse webpages, we will also
HyperTextTransferProtocol is short for Hypertext Transfer Protocol. It is used to transmit WWW Data. For details about HTTP, see rfc2616. The HTTP protocol uses the request/response model. The client sends a request to the server. The request header
[Transfer] HTTP request model and header information reference, model information reference
[Transfer] HTTP request model and header information reference
Reference: http://blog.csdn.net/baggio785/archive/2006/04/13/661410.aspxModel:
Brief introductionHTTP (hypertext Transfer Protocol, Hypertext Transfer Protocol) is the core communication protocol used by Internet access, and is the communication protocol used by all Web applications.Message model: The client sends a request
IntroductionHTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple and fast way. It was proposed in 1990, after several years of use and
Transferred from: http://blog.csdn.net/gueter/archive/2007/03/08/1524447.aspxAuthor:jeffreyIntroductionHTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of
1 HTTP protocol OverviewHTTP is an object-oriented protocol at the application layer. It is applicable to distributed hypermedia information systems due to its simple and fast method. It proposed in 1990 that, after several years of use and
1xx message
This type of Status Code indicates that the request has been accepted and must be processed. This type of response is a temporary response. It only contains the status line and some optional response header information and ends with a
HTTP message formatHTTP specifications 1.0 [rpcl945] and 1.1 [RFC 2616] define the HTTP message format. HTTP messages are classified into request messages and response messages. Next we will introduce them separately.
HTTP Request Message
The
Definition
HTTP status codeHTTP status code is a three-digit code used to indicate the HTTP response status of the Web server. It is defined by the RFC 2616 specification and has been extended by specifications such as RFC 2518, RFC 2817, RFC 2295,
Transferred from: http://blog.csdn.net/gueter/archive/2007/03/08/1524447.aspxAuthor:jeffreyIntroductionHTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of
Transferred from: http://blog.csdn.net/gueter/archive/2007/03/08/1524447.aspxIntroductionHTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple
Transferred from: http://blog.csdn.net/gueter/archive/2007/03/08/1524447.aspxAuthor:jeffreyIntroductionHTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of
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