MembershipProvider.ValidateUser Method (System.Web.Security)

ValidateUser Method

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This page is specific to

Microsoft Visual Studio 2008/.NET Framework 3.5

Other versions are also available for the following:

.NET Framework Class Library

MembershipProvider..::.ValidateUser Method

Updated: November 2007

Verifies that the specified user name and password exist in the data source.

Namespace: System.Web.Security
Assembly: System.Web (in System.Web.dll)

Syntax

Visual Basic (Declaration)

Public MustOverride Function ValidateUser ( _
    username As String, _
    password As String _
) As Boolean

Visual Basic (Usage)

Dim instance As MembershipProvider
Dim username As String
Dim password As String
Dim returnValue As Boolean

returnValue = instance.ValidateUser(username, _
    password)

public abstract bool ValidateUser(
    string username,
    string password
)

Visual C++

public:
virtual bool ValidateUser(
    String^ username, 
    String^ password
) abstract

public abstract boolean ValidateUser(
    String username,
    String password
)

JScript

public abstract function ValidateUser(
    username : String, 
    password : String
) : boolean

Parameters

username: Type: System..::.String
The name of the user to validate.

password: Type: System..::.String
The password for the specified user.

Return Value

Type: System..::.Boolean

true if the specified username and password are valid; otherwise, false.

Remarks

Takes, as input, a user name and a password and verifies that the values match those in the data source. ValidateUser returns true for a successful user name and password match; otherwise, false.

For successful validations, ValidateUser updates the LastLoginDate for the specified user.

Examples

For an example of a MembershipProvider implementation, see Implementing a Profile Provider.

Platforms

Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Version Information