探讨C#.NET下DropDownList的一个有趣的Bug及其解决办法

Probe of a Bug of DropDownList in C#.NET and the Resolvent

本文就C#.NET环境下Web开发中经常使用的DropDownList控件的SelectedIndex属性进行了详细的探讨,发现了这一属性在使用中存在的问题,并经过测试,提出了回避和解决的办法。

This article discusses the attribute-Selectedlndex of DropDownList Control, which is frequently used in the development environment of C#.NET. By tracing the program in detail, it find out the reason of this bug. The scheme of how to avoid and resolvent it is also given.