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J2EE应用之――Flex中的数据管理

时间:2009-12-23 15:42来源:未知 作者:admin 点击:
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Flex data management Flex provides the following set of features for working with data in your applications: data services, binding, validation, and formatting. These features let you perform the following tasks using MXML tags: Send data t

  Flex data management
  
  Flex provides the following set of features for working with data in your applications: data services, binding, validation, and formatting. These features let you perform the following tasks using MXML tags:
  
  Send data to server-side data sources
  
  Receive data from server-side data sources
  
  Pass data between client-side objects
  
  Store data in client-side objects
  
  Validate data before using it
  
  Format data before displaying it in the user interface
  
  Flex中的数据治理
  
  在Flex中提供的数据治理主要包括如下几种:
  
  数据服务
  
  数据绑定
  
  数据验证
  
  数据格式化
  
  在Flex中答应我们使用MXML标签来使用其功能:
  
  向服务器端数据源发送数据
  
  接受服务器端传送的数据
  
  在服务器端和客户端传递数据
  
  存储客户端数据对象
  
  验证数据有效性
  
  格式化数据输出
  
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