@code { /// /// /// /// /// public Task OnStateChanged(CheckboxState state, SelectedItem value) { IsReverse = value.Text == "倒序"; StateHasChanged(); return Task.CompletedTask; } /// /// /// private IEnumerable Items { get; set; } = new SelectedItem[] { new SelectedItem("1","正序"){ Active=true }, new SelectedItem("2","倒序") }; private bool IsReverse { get; set; } }