API GET方法不在Xamarin表单的属性中存储数据

using System;
using System.Net.Http;
using System.Threading.Tasks;
using Xamarin.Forms;

public class MainPage : ContentPage
{
    private Label dataLabel;

    public MainPage()
    {
        dataLabel = new Label { Text = "Loading data..." };
        Content = new StackLayout
        {
            Children = { dataLabel }
        };

        LoadDataAsync();
    }

    private async Task LoadDataAsync()
    {
        using (HttpClient client = new HttpClient())
        {
            try
            {
                HttpResponseMessage response = await client.GetAsync("https://api.example.com/data");
                response.EnsureSuccessStatusCode();
                string responseBody = await response.Content.ReadAsStringAsync();

                // 解析数据并存储到变量中
                string data = ParseData(responseBody);

                // 更新UI
                Device.BeginInvokeOnMainThread(() =>
                {
                    dataLabel.Text = data;
                });
            }
            catch (HttpRequestException e)
            {
                dataLabel.Text = "Error: " + e.Message;
            }
        }
    }

    private string ParseData(string responseBody)
    {
        // 解析JSON或其他格式的数据
        // 这里假设返回的是简单的字符串数据
        return responseBody;
    }
}