我不明白为什么这行代码抛出这个错误。 任何想法,不胜感激。 System.FormatException was unhandled
Message=Input string was not in a correct format.
Source=mscorlib
StackTrace:
at System.Number.StringToNumber(String str, Num
我有一个问题,当我使用下面的代码: try
{
var url = "https://www.telegadmin.com/image/tinakish/qavasi.jpg";
var uri = new Uri(url);
using (WebClient webClient = new WebClient())
{
using (Str