MaxLengthAttribute.IsValid Method (Object)

.NET Framework (current version)
 
System_CAPS_noteNote

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Determines whether a specified object is valid.

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

public override bool IsValid(
	object value
)

Parameters

value
Type: System.Object

The object to validate.

Return Value

Type: System.Boolean

true if the value is null, or if the value is less than or equal to the specified maximum length; otherwise, false.

Exception Condition
InvalidOperationException

Length is zero or less than negative one.

This method returns true if the value parameter is null.

Universal Windows Platform
Available since 10
.NET Framework
Available since 4.5
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