public void HttpSendFileAsync(string fileName, Action <string> callBack)
{
Task.Factory.StartNew(() =>
{
var fileUrl = string.Empty;
try
{
using (var webClient = new WebClientUtil())
{
fileUrl = Encoding.UTF8.GetString(webClient.UploadFile(Url, fileName));
callBack?.Invoke(fileUrl);
}
}
catch (Exception ex)
{
_client.RaiseOnError(ex, "发送文件失败！");
}
});
}
