private async void btnGet_Click(object sender, EventArgs e)
{
var result = await HttpClientManager.GetProductAsync();
if (result != null)
{
foreach (var item in result)
{
ShowProduct(item);
//this.txtResponse.Text += item.Id + "\t" + item.Name + "\t" + item.Category + "\t" + item.Price;
//this.txtResponse.Text += "\r\n";
}
}
}