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RangeAttribute Constructor (Type, String, String)

Initializes a new instance of the RangeAttribute class by using the specified minimum and maximum values and the specific type.

Namespace:  System.ComponentModel.DataAnnotations
Assemblies:   System.ComponentModel.Annotations (in System.ComponentModel.Annotations.dll)
  System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)

public RangeAttribute(
	Type type,
	string minimum,
	string maximum


Type: System.Type

Specifies the type of the object to test.

Type: System.String

Specifies the minimum value allowed for the data field value.

Type: System.String

Specifies the maximum value allowed for the data field value.


type is null.

The object to validate must implement the IComparable interface.

The following example shows how to use the RangeAttribute method to specify the range for a DateTime field. It also includes a custom error message that shows how to use the formatting capabilities of the FormatErrorMessage method.

[Range(10, 1000, 
    ErrorMessage = "Value for {0} must be between {1} and {2}.")]
public object Weight;

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library
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