vb.net创建数据表?

Ale*_*lex 8 vb.net datatable

我正在使用vb.net/winforms.如何将包含三列的10行转换为DataSet/DataTable?

线条是这样的:

Item-1, $100, 44

Item-2, $42, 3

etc
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Bal*_*a R 20

Dim Table1 As DataTable
Table1 = New DataTable("TableName")

Dim column1 As DataColumn = New DataColumn("Column1")
column1.DataType = System.Type.GetType("System.String")

Dim column2 As DataColumn = New DataColumn("Column2")
column2.DataType = System.Type.GetType("System.Int32") 
Dim column3 As DataColumn = New DataColumn("Column2")
column3.DataType = System.Type.GetType("System.Int32")

Table1.Columns.Add(column1)
Table1.Columns.Add(column2)
Table1.Columns.Add(column3)


Dim Row1 As DataRow
Row1 = Table1.NewRow()

Row1.Items("Column1") = "Item1"
Row1.Items("Column2") = 44
Row1.Items("Column3") = 99

Table1.Rows.Add(Row1)

' Repeat for other rows
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  • 由于某种原因,我不得不使用 `Row1.Item("Column1") = "Item1"` 而不是 `Items()`,但我能够让它工作。 (2认同)

Phi*_*las 15

我知道这篇文章很老,但我相信这可以通过更少的代码行来解决.

' Declare DataTable
Dim Table1 As DataTable
' Define columns
Table1.Columns.Add("Column1", GetType(System.String))
Table1.Columns.Add("Column2", GetType(System.Int32))
Table1.Columns.Add("Column3", GetType(System.Int32))
' Add a row of data
Table1.Rows.Add("Item1", 44, 99)
Table1.Rows.Add("Item2", 42, 3)
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来源DotNetPerls.com:VB.NET DataTable