Membership::GetUserNameByEmail Method (String^)

 

Gets a user name where the e-mail address for the user matches the specified e-mail address.

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

public:
static String^ GetUserNameByEmail(
	String^ emailToMatch
)

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.

System_CAPS_security Security Note

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.

No code example is currently available or this language may not be supported.

.NET Framework
Available since 2.0
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