EntityRef<TEntity>.OnSync 事件
EntityRef<TEntity>对象与它所代表的实体进行同步时引发。
命名空间： Microsoft.SharePoint.Linq
程序集： Microsoft.SharePoint.Linq（位于 Microsoft.SharePoint.Linq.dll 中）
语法
声明
Public Event OnSync As EventHandler(Of AssociationChangedEventArgs(Of TEntity))
用法
Dim instance As EntityRef
Dim handler As EventHandler(Of AssociationChangedEventArgs(Of TEntity))
AddHandler instance.OnSync, handler
public event EventHandler<AssociationChangedEventArgs<TEntity>> OnSync