Membership::GetUserNameByEmail Method (String^)
Gets a user name where the e-mail address for the user matches the specified e-mail address.
Assembly: System.Web (in System.Web.dll)
Parameters
- emailToMatch
-
Type:
System::String^
The e-mail address to search for.
Return Value
Type: System::String^The user name where the e-mail address for the user matches the specified e-mail address. If no match is found, null is returned.
GetUserNameByEmail can be used to retrieve the user name for a membership user in the case where a user does not know their user name, but does know their e-mail address. If more than one user in the data store has the same e-mail address, the first user name encountered is returned.
Leading and trailing spaces are trimmed from all parameter values.
The following code example retrieves the user name for a specified e-mail address.
Security Note
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This example contains a text box that accepts user input, which is a potential security threat. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. For more information, see Script Exploits Overview. |
Available since 2.0
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