SqlMembershipProvider.MinRequiredNonAlphanumericCharacters Property       
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets the minimum number of special characters that must be present in a valid password.
public:
 virtual property int MinRequiredNonAlphanumericCharacters { int get(); };public override int MinRequiredNonAlphanumericCharacters { get; }member this.MinRequiredNonAlphanumericCharacters : intPublic Overrides ReadOnly Property MinRequiredNonAlphanumericCharacters As IntegerProperty Value
The minimum number of special characters that must be present in a valid password.
Examples
The following example shows the membership Element (ASP.NET Settings Schema) configuration element in the system.web section of the application's Web.config file. It specifies that the application use an instance of the SqlMembershipProvider class to provide membership services, and sets the minRequiredNonalphanumericCharacters attribute to one character.
<membership defaultProvider="SqlProvider"
  userIsOnlineTimeWindow = "20">
  <providers>
    <add
      name="SqlProvider"
      type="System.Web.Security.SqlMembershipProvider"
      connectionStringName="SqlServices"
      requiresQuestionAndAnswer="true"
      minRequiredNonalphanumericCharacters="1"
      />
  </providers>
</membership>
Remarks
The MinRequiredNonAlphanumericCharacters property returns the minimum number of special, non-alphabetic characters that must be entered to create a valid password for the SqlMembershipProvider object.
The MinRequiredNonAlphanumericCharacters property value is set in the application configuration using the minRequiredNonalphanumericCharacters attribute of the membership Element (ASP.NET Settings Schema) configuration element.
A non-alphanumeric character is a character for which the IsLetterOrDigit method returns false.