重置/或清除UWP中CalendarDatePicker和TimePicker的内容

// 假设你有一个名为 calendarDatePicker 的 CalendarDatePicker 控件
calendarDatePicker.SelectedDate = null;

// 假设你有一个名为 timePicker 的 TimePicker 控件
timePicker.SelectedTime = null;

<Page
    x:Class="YourNamespace.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:YourNamespace"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d">

    <StackPanel>
        <CalendarDatePicker x:Name="calendarDatePicker" />
        <TimePicker x:Name="timePicker" />
        <Button Content="Reset" Click="Reset_Click" />
    </StackPanel>
</Page>

using Windows.UI.Xaml.Controls;

namespace YourNamespace
{
    public sealed partial class MainPage : Page
    {
        public MainPage()
        {
            this.InitializeComponent();
        }

        private void Reset_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
        {
            calendarDatePicker.SelectedDate = null;
            timePicker.SelectedTime = null;
        }
    }
}