DataColumn.AutoIncrementSeed 属性
定义
获取或设置其 AutoIncrement 属性设置为 true 的列的起始值。Gets or sets the starting value for a column that has its AutoIncrement property set to true. 默认值为 0。The default is 0.
public:
property long AutoIncrementSeed { long get(); void set(long value); };
public long AutoIncrementSeed { get; set; }
[System.Data.DataSysDescription("DataColumnAutoIncrementSeedDescr")]
public long AutoIncrementSeed { get; set; }
member this.AutoIncrementSeed : int64 with get, set
[<System.Data.DataSysDescription("DataColumnAutoIncrementSeedDescr")>]
member this.AutoIncrementSeed : int64 with get, set
Public Property AutoIncrementSeed As Long
属性值
AutoIncrement 功能的起始值。The starting value for the AutoIncrement feature.
- 属性
示例
下面的示例设置 AutoIncrement 、 AutoIncrementSeed 和 AutoIncrementStep 属性。The following example sets the AutoIncrement, AutoIncrementSeed, and AutoIncrementStep properties.
private void AddAutoIncrementColumn()
{
DataColumn column = new DataColumn();
column.DataType = System.Type.GetType("System.Int32");
column.AutoIncrement = true;
column.AutoIncrementSeed = 1000;
column.AutoIncrementStep = 10;
// Add the column to a new DataTable.
DataTable table = new DataTable("table");
table.Columns.Add(column);
}
Private Sub AddAutoIncrementColumn()
Dim column As New DataColumn()
column.DataType = System.Type.GetType("System.Int32")
With column
.AutoIncrement = True
.AutoIncrementSeed = 1000
.AutoIncrementStep = 10
End With
' Add the column to a new DataTable.
Dim table As DataTable
table = New DataTable
table.Columns.Add(column)
End Sub