SPField.Update 方法
命名空间： Microsoft.SharePoint
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public Overridable Sub Update
用法
Dim instance As SPField
instance.Update()
public virtual void Update()
异常
| 异常 | 条件 |
|---|---|
| SPException | 在操作过程中遇到错误。 |
示例
下面的代码示例更新的显示名称、 默认值和指定字段的说明。
Dim siteCollection As SPSite = SPContext.Current.Site
Dim list As SPList =
siteCollection.AllWebs("Site_Name").Lists("List_Name")
Dim field As SPField = list.Fields("Field_Name")
field.DefaultValue = "Default_Value"
field.Description = "Description"
field.Title = "New_Field_Title"
field.Update()
SPSite oSiteCollection = SPContext.Current.Site;
SPList oList =
oSiteCollection.AllWebs["Site_Name"].Lists["List_Name"];
SPField oField = oList.Fields["Field_Name"];
oField.DefaultValue = "Default_Value";
oField.Description = "Description";
oField.Title = "New_Field_Title";
oField.Update();