VRSystem/tmptestproject/BlazorWeb1/Components/Pages/Counter.razor

@page "/counter"
@rendermode InteractiveServer
@using System.Threading

<PageTitle>Counter</PageTitle>

<h1>Counter</h1>

<p role="status">Current count: @currentCount</p>

<button class="btn btn-primary" @onclick="IncrementCount">Click me</button>

@* @if (currentCount % 2 == 0)
{
    <p>You win!</p>
} *@

@code {
    private static int currentCount = 0;

    private void IncrementCount()
    {
        // 启动后台任务进行计数
        _ = Task.Run(async () =>
        {
            while (true)
            {
                await Task.Delay(1000);
                currentCount++;

                await InvokeAsync(() =>
                {
                    StateHasChanged();
                });
            }
        });
    }


}