Spread ASP.NET 6.0 Product Documentation
ValidationExpression Property
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FarPoint.Web.Spread Assembly > FarPoint.Web.Spread Namespace > RegExpCellType Class : ValidationExpression Property


Glossary Item Box

Gets or sets the regular expression used to validate the value in the cell.

Syntax

Visual Basic (Declaration) 
Public Property ValidationExpression As String
Visual Basic (Usage)Copy Code
Dim instance As RegExpCellType
Dim value As String
 
instance.ValidationExpression = value
 
value = instance.ValidationExpression
C# 
public string ValidationExpression {get; set;}

Property Value

String containing the regular expression

Example

This example creates a regular expression cell type (RegExpCellType object) and assigns it to the first cell in the sheet. Its ErrorMessage has been added in the constuctor. The ValidationExpression property has also been set. So if the user enters data that does not conform to the regular expression, a warning appears.
C#Copy Code
FarPoint.Web.Spread.RegExpCellType re = New FarPoint.Web.Spread.RegExpCellType();
re.ErrorMessage = "SSN ( ex, 123-45-6789 )";
re.ValidationExpression = "^\\d{3}-\\d{2}-\\d{4}$";
FpSpread1.ActiveSheetView.Cells[0, 0].CellType = re;
Visual BasicCopy Code
Dim re As New FarPoint.Web.Spread.RegExpCellType()
re.ErrorMessage = "SSN ( ex, 123-45-6789 )"
re.ValidationExpression = "^\d{3}-\d{2}-\d{4}$"
FpSpread1.ActiveSheetView.Cells(0, 0).CellType = re

Requirements

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

See Also

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