Introduction to Web Services

Web services canProgramTo a network application. It can be used by other applications.
The basic web services platform is XML + HTTP. Codec data using XML and transmit data using soap.
Web services enables your applications to become web applications.
Web services are published, searched, and used through the Web.
1. What is Web Services?
Application Components that use open protocols for communication are independent and self-describing. They can be discovered by using UDDI and can be used by other applications. XML is the basis of Web Services.
2. How does it work?
The platform is XML + HTTP
Elements of the Web Services Platform:
Soap (Simple Object Access Protocol)
UDDI (General description, discovery and integration)
WSDL (Web Services Description Language)
3. The web services platform is a simple message sending and receiving framework that can be operated together.
The most important thing is collaborative work.
4. There are two types of web services applications
Reusable application components
Connect existing software
5. Web Services has three basic elements
SOAP, WSDL, and UDDI
Soap is a Simple Object Access Protocol. It is a communication protocol used for communications between applications and is independent of the platform.
Language-independent, XML-based, simple and scalable, allowing you to bypass the firewall.
The XML-based WSDL language is used to describe Web Services and access web services.
A directory service that allows enterprises to register and search for Web Services.
Security and Routing
6. The asmx file is the file extension of XML Web Services.
Webmethod "to mark Functions
Reference: http://www.w3school.com.cn/webservices/index.asp