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DisplayFormatAttribute.NullDisplayText Property

Silverlight

Gets or sets the text to display for a member when the value of the member is null.

Namespace: System.ComponentModel.DataAnnotations
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)

Syntax

public string NullDisplayText { get; set; }

Property Value

Type: System.String
The text to display for a member when the value of the member is null.

Examples

The following example shows how to apply the DisplayFormatAttribute attribute to a property named ListPrice that displays currency values and a property named Size that contains null or empty string values.


public class Product
{
  [DisplayFormat(DataFormatString = "{0:C}")]
  public Decimal ListPrice { get; set; }

  [DisplayFormat(ConvertEmptyStringToNull = true, NullDisplayText = "Not specified.")]
  public string Size { get; set; }
}

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Reference

DisplayFormatAttribute Class

System.ComponentModel.DataAnnotations Namespace

Other Resources

Using Data Annotations to Customize Data Classes

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