DynamicDataExtensions.TryGetMetaTable 方法
定義
判斷資料表中繼資料是否可供使用。Determines whether table metadata is available.
多載
| TryGetMetaTable(IDataSource, MetaTable) |
判斷資料表中繼資料是否可供使用。Determines whether table metadata is available. |
| TryGetMetaTable(INamingContainer, MetaTable) |
判斷資料表中繼資料是否可供使用。Determines whether table metadata is available. |
TryGetMetaTable(IDataSource, MetaTable)
判斷資料表中繼資料是否可供使用。Determines whether table metadata is available.
public:
[System::Runtime::CompilerServices::Extension]
static bool TryGetMetaTable(System::Web::UI::IDataSource ^ dataSource, [Runtime::InteropServices::Out] System::Web::DynamicData::MetaTable ^ % table);public static bool TryGetMetaTable (this System.Web.UI.IDataSource dataSource, out System.Web.DynamicData.MetaTable table);static member TryGetMetaTable : System.Web.UI.IDataSource * MetaTable -> bool<Extension()>
Public Function TryGetMetaTable (dataSource As IDataSource, ByRef table As MetaTable) As Boolean參數
- dataSource
- IDataSource
包含資料表的資料來源。The data source that contains the table.
- table
- MetaTable
這個方法傳回的內容會包含此資料表中繼資料。When this method returns, contains the table metadata. 這個參數會以未初始化的狀態傳遞。This parameter is passed uninitialized.
傳回
如果可使用資料表中繼資料則為 true，否則為 false。true if table metadata is available; otherwise, false.
適用於
TryGetMetaTable(INamingContainer, MetaTable)
判斷資料表中繼資料是否可供使用。Determines whether table metadata is available.
public:
[System::Runtime::CompilerServices::Extension]
static bool TryGetMetaTable(System::Web::UI::INamingContainer ^ control, [Runtime::InteropServices::Out] System::Web::DynamicData::MetaTable ^ % table);public static bool TryGetMetaTable (this System.Web.UI.INamingContainer control, out System.Web.DynamicData.MetaTable table);static member TryGetMetaTable : System.Web.UI.INamingContainer * MetaTable -> bool<Extension()>
Public Function TryGetMetaTable (control As INamingContainer, ByRef table As MetaTable) As Boolean參數
- control
- INamingContainer
包含資料表的 INamingContainer 物件。The INamingContainer object that contains the table.
- table
- MetaTable
這個方法傳回的內容會包含此資料表中繼資料。When this method returns, contains the table metadata. 這個參數會以未初始化的狀態傳遞。This parameter is passed uninitialized.
傳回
如果可使用資料表中繼資料則為 true，否則為 false。true if table metadata is available; otherwise, false.