我用这个:
<PasswordBox Visibility="Visible" Name="premiumPasswordEs" Margin="20 0 0 0" Width="200" materialDesign:HintAssist.Hint="Contraseña" Style="{DynamicResource MaterialDesignFloatingHintPasswordBox}" VerticalAlignment="Center"/>
我想放入&#34; materialDesgin:HintAssist.Hint&#34;设置中的文字。怎么样?