Gets the column data type at the specified position.
'Declaration
Public Function GetColumnDataType( _
ByVal column As System.Integer _
) As System.Type
'Usage
Dim instance As Worksheet
Dim column As System.Integer
Dim value As System.Type
value = instance.GetColumnDataType(column)
public System.Type GetColumnDataType(
System.int column
)
Parameters
- column
- The column index for which the type is requested.
Return Value
Returns the column type for data binding.
This example uses the GetColumnDataType method.
System.Data.DataTable dt = new System.Data.DataTable("Test");
System.Data.DataRow dr = default(System.Data.DataRow);
dt.Columns.Add("Series0");
dt.Columns.Add("Series1");
dr = dt.NewRow();
dr[0] = 2;
dr[1] = 1;
dt.Rows.Add(dr);
dr = dt.NewRow();
dr[0] = 4;
dr[1] = 2;
dt.Rows.Add(dr);
dr = dt.NewRow();
dr[0] = 3;
dr[1] = 4;
gcSpreadSheet1.Sheets[0].DataSource = dt;
gcSpreadSheet1.Sheets[0].DataAutoHeadings = true;
gcSpreadSheet1.Sheets[0].BindDataColumn(1, "Series0");
gcSpreadSheet1.Sheets[0].Columns[0].DataField = "Series1";
gcSpreadSheet1.Invalidate();
private void button1_Click(object sender, RoutedEventArgs e)
{
Boolean r;
Boolean c;
string colinfo;
object colinfo1;
r = gcSpreadSheet1.Sheets[0].IsRowBound(0);
c = gcSpreadSheet1.Sheets[0].IsColumnBound(0);
colinfo = gcSpreadSheet1.Sheets[0].GetDataColumnName(1);
colinfo1 = gcSpreadSheet1.Sheets[0].GetColumnDataType(1);
listBox1.Items.Add(r.ToString());
listBox1.Items.Add(r.ToString());
listBox1.Items.Add(colinfo.ToString());
listBox1.Items.Add(colinfo1.ToString());
gcSpreadSheet1.Invalidate();
}
Dim dt As New System.Data.DataTable("Test")
Dim dr As System.Data.DataRow
dt.Columns.Add("Series0")
dt.Columns.Add("Series1")
dr = dt.NewRow()
dr(0) = 2
dr(1) = 1
dt.Rows.Add(dr)
dr = dt.NewRow()
dr(0) = 4
dr(1) = 2
dt.Rows.Add(dr)
dr = dt.NewRow()
dr(0) = 3
dr(1) = 4
dt.Rows.Add(dr)
GcSpreadSheet1.Sheets(0).DataSource = dt
GcSpreadSheet1.Sheets(0).DataAutoHeadings = True
GcSpreadSheet1.Sheets(0).BindDataColumn(1, "Series0")
GcSpreadSheet1.Sheets(0).Columns(0).DataField = "Series1"
GcSpreadSheet1.Invalidate()
Private Sub Button1_Click(sender As System.Object, e As System.Windows.RoutedEventArgs) Handles Button1.Click
Dim r As Boolean
Dim c As Boolean
Dim colinfo As String
Dim colinfo1 As Object
r = GcSpreadSheet1.Sheets(0).IsRowBound(0)
c = GcSpreadSheet1.Sheets(0).IsColumnBound(0)
colinfo = GcSpreadSheet1.Sheets(0).GetDataColumnName(1)
colinfo1 = GcSpreadSheet1.Sheets(0).GetColumnDataType(1)
ListBox1.Items.Add(r.ToString())
ListBox1.Items.Add(r.ToString())
ListBox1.Items.Add(colinfo.ToString())
ListBox1.Items.Add(colinfo1.ToString())
GcSpreadSheet1.Invalidate()
End Sub
Target Platforms: Windows 7, Windows 8 Desktop, Windows Vista SP1 or later, Windows Server 2000, Windows 2000 Professional (SP4), Windows XP (SP2), Windows 2008, Windows 2003 Server (SP1)