Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

Membership.DeleteUser Method (String, Boolean)

Deletes a user from the database.

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

public static bool DeleteUser(
	string username,
	bool deleteAllRelatedData
)

Parameters

username
Type: System.String

The name of the user to delete.

deleteAllRelatedData
Type: System.Boolean

true to delete data related to the user from the database; false to leave data related to the user in the database.

Return Value

Type: System.Boolean
true if the user was deleted; otherwise, false.

ExceptionCondition
ArgumentException

username is an empty string or contains a comma (,).

ArgumentNullException

username is null.

Users deleted from the database are only deleted from the configured applicationName.

If deleteAllRelatedData is true, user data stored in the database for the Roles, Profile, or WebPart personalization is also deleted when you are using the SqlRoleProvider, SqlProfileProvider, and SqlPersonalizationProvider objects for data storage.

The following code example deletes the currently logged-on user and all related data.

<%@ Page Language="C#" %>
<%@ Import Namespace="System.Web.Security" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

public void YesButton_OnClick(object sender, EventArgs args)
{
  Membership.DeleteUser(User.Identity.Name, DeleteRelatedData.Checked);

  FormsAuthentication.SignOut();
  FormsAuthentication.RedirectToLoginPage();
}

public void CancelButton_OnClick(object sender, EventArgs args)
{
  Response.Redirect("default.aspx");
}

</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Sample: Delete User</title>
</head>
<body>

<form id="form1" runat="server">
  <h3>Delete User</h3>

  <asp:Label id="Msg" ForeColor="maroon" runat="server" /><br />

  <span style="color:red">Are you sure you want to delete the userid <b><%=User.Identity.Name%></b>?</span><br />

  Delete related profile and roles data: <asp:CheckBox id="DeleteRelatedData" 
                                                       checked="True" runat="Server" /><br />

  <asp:Button id="YesButton" Text="Yes" OnClick="YesButton_OnClick" runat="server" />
  <asp:Button id="CancelButton" Text="Cancel" OnClick="CancelButton_OnClick" runat="server" />
</form>

</body>
</html>

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
Show:
© 2015 Microsoft