MembershipProvider.GetUserNameByEmail Method
.NET Framework 3.0
Gets the user name associated with the specified e-mail address.
Namespace: System.Web.Security
Assembly: System.Web (in system.web.dll)
Assembly: System.Web (in system.web.dll)
'Declaration Public MustOverride Function GetUserNameByEmail ( _ email As String _ ) As String 'Usage Dim instance As MembershipProvider Dim email As String Dim returnValue As String returnValue = instance.GetUserNameByEmail(email)
public abstract String GetUserNameByEmail ( String email )
public abstract function GetUserNameByEmail ( email : String ) : String
Not applicable.
Parameters
The e-mail address to search for.
Return Value
The user name associated with the specified e-mail address. If no match is found, return a null reference (Nothing in Visual Basic).Takes, as input, an e-mail address and returns the first user name from the data source where the e-mail address matches the supplied email parameter value.
If no user name is found with a matching e-mail address, a null reference (Nothing in Visual Basic) is returned.
If multiple user names are found that match a particular e-mail address, only the first user name found should be returned. You can implement a custom mechanism for ensuring a unique e-mail address for each user name such as the RequiresUniqueEmail property supported by the SqlMembershipProvider provider.
For an example of a MembershipProvider implementation, see Implementing a Profile Provider.
Community Additions
ADD
Show: