'宣言 Public Overloads Overridable Sub Update( _ ByVal dataItem As Object, _ ByVal keys As IDictionary, _ ByVal values As IDictionary, _ ByVal oldValues As IDictionary, _ ByVal callback As DataSourceViewOperationCallback _ )
public virtual void Update( object dataItem, IDictionary keys, IDictionary values, IDictionary oldValues, DataSourceViewOperationCallback callback )