FormField.ValueChanged 事件
跨回发的字段的值更改时引发事件。
命名空间： Microsoft.SharePoint.WebControls
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public Event ValueChanged As EventHandler
用法
Dim instance As FormField
Dim handler As EventHandler
AddHandler instance.ValueChanged, handler
public event EventHandler ValueChanged