RequiredFieldValidator Class

Represents a special BaseDataValidator class that can validate whether the specified value is not a null reference (Nothing in Visual Basic).

Object Model

Syntax

Visual Basic
C#

'Declaration
 
Public Class RequiredFieldValidator 
   Inherits BaseDataValidator
   Implements FarPoint.Win.ISerializeSupport, INamedObject

'Usage
 
Dim instance As RequiredFieldValidator

public class RequiredFieldValidator : BaseDataValidator, FarPoint.Win.ISerializeSupport, INamedObject

Remarks

This CellValidator validates whether the value is not a null reference (Nothing in Visual Basic), String.Empty, or DBNull.Value.

Inheritance Hierarchy

System.Object
   GrapeCity.Spreadsheet.Conditional.ConditionalItem
      GrapeCity.Spreadsheet.Conditional.ConditionalObjects`3.ConditionalItem<TItem,TObject,TExecutedResult>
         GrapeCity.Spreadsheet.DataValidator
            GrapeCity.Spreadsheet.Win.SpreadDataValidator
               FarPoint.Win.Spread.BaseDataValidator
                  FarPoint.Win.Spread.RequiredFieldValidator

Reference

RequiredFieldValidator Members
FarPoint.Win.Spread Namespace