Spread for ASP.NET 9.0 Product Documentation
Value Property (DoubleExpression)
Example 


Gets the double value as an object.
Syntax
'Declaration
 
Public ReadOnly Property Value As Object
'Usage
 
Dim instance As DoubleExpression
Dim value As Object
 
value = instance.Value
public object Value {get;}

Property Value

Object containing the value
Example
This example creates a custom name using a DoubleExpression.
//Spread for Windows Forms
FarPoint.CalcEngine.DoubleExpression de = new FarPoint.CalcEngine.DoubleExpression(55.0);
fpSpread1.ActiveSheet.AddCustomName("Alpha", de);
fpSpread1.ActiveSheet.SetFormula(0, 0, "Alpha * 10");
FarPoint.CalcEngine.Expression expr = fpSpread1.ActiveSheet.GetCustomName("Alpha"); 
if (expr is FarPoint.CalcEngine.DoubleExpression) 
{ 
FarPoint.CalcEngine.DoubleExpression ex = ((FarPoint.CalcEngine.DoubleExpression)(expr)); 
MessageBox.Show("The double value is " + ex.Value.ToString()); 
}
//Spread for Web Forms
FarPoint.CalcEngine.DoubleExpression de = new FarPoint.CalcEngine.DoubleExpression(55.0);
FarPoint.Web.Spread.Model.DefaultSheetDataModel dataModel = new FarPoint.Web.Spread.Model.DefaultSheetDataModel();  
dataModel = (FarPoint.Web.Spread.Model.DefaultSheetDataModel)FpSpread1.ActiveSheetView.DataModel;
dataModel.AddCustomName("Alpha", de);
FpSpread1.Sheets[0].SetFormula(0, 0, "Alpha * 10");
FarPoint.CalcEngine.Expression expr = dataModel.GetCustomName("Alpha"); 
if (expr is FarPoint.CalcEngine.DoubleExpression) 
{ 
FarPoint.CalcEngine.DoubleExpression ex = ((FarPoint.CalcEngine.DoubleExpression)(expr)); 
TextBox1.Text = "The double value is " + ex.Value.ToString(); 
}
'Spread for Windows Forms
Dim de As New FarPoint.CalcEngine.DoubleExpression(55.0)
FpSpread1.ActiveSheet.AddCustomName("Alpha", de)
FpSpread1.ActiveSheet.SetFormula(0, 0, "Alpha * 10")
Dim expr As FarPoint.CalcEngine.Expression = FpSpread1.ActiveSheet.GetCustomName("Alpha")
If TypeOf expr Is FarPoint.CalcEngine.DoubleExpression Then
Dim ex As FarPoint.CalcEngine.DoubleExpression = CType(expr, FarPoint.CalcEngine.DoubleExpression)
MessageBox.Show("The double value is " & ex.Value.ToString())
End If
'Spread for Web Forms
Dim de As New FarPoint.CalcEngine.DoubleExpression(55.0)
Dim dataModel As New FarPoint.Web.Spread.Model.DefaultSheetDataModel
dataModel = FpSpread1.ActiveSheetView.DataModel
dataModel.AddCustomName("Alpha", de)
FpSpread1.Sheets(0).SetFormula(0, 0, "Alpha * 10")
Dim expr As FarPoint.CalcEngine.Expression = dataModel.GetCustomName("Alpha")
If TypeOf expr Is FarPoint.CalcEngine.DoubleExpression Then
Dim ex As FarPoint.CalcEngine.DoubleExpression = CType(expr, FarPoint.CalcEngine.DoubleExpression)
TextBox1.Text = "The double value is " & ex.Value.ToString()
End If
Requirements

Target Platforms: Windows 7, Windows 8, Windows 10, Windows Vista, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows XP Professional

See Also

Reference

DoubleExpression Class
DoubleExpression Members

 

 


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