Window Phone textbox/passwordbox inputs simple exmple

<TextBox x:Name="Real" Height="75" />

<TextBox InputScope="TelephoneNumber" Height="75" />

<TextBox InputScope="Url" Height="75" />

<TextBox InputScope="Number" Height="75" />

<TextBox InputScope="Text" Height="75" />

            <PasswordBox x:Name="PassBox" PasswordChar="?" />

we can set the constraints as per the given above code line in a textbox/passwordbox  in windows phone.