24、Web Services in Flex: A Comprehensive Guide (Part 1)

Web Services in Flex: A Comprehensive Guide (Part 1)

1. Introduction to Web Services

Web services are remote procedures that provide results in XML format. They can be used for various purposes, such as looking up currency exchange rates, accessing local weather information, or connecting to a local server. The key aspect is that these services are typically hosted on remote computers, separate from the current application.

Web services serve as an intermediate layer, allowing regulated access to important enterprise - level systems. They define what users can and cannot do when interacting with the system.

Each web service has an associated Web Services Description Language (WSDL) file. This file details the available functions, how to acces