C# 工具库

需求：Dictionary排序

var dicSort = from objDic in dic orderby objDic.Value descending select objDic;
foreach(KeyValuePair<string, int> kvp in dicSort)
{
　　Response.Write(kvp.Key + "：" + kvp.Value + "<br />");
}

需求：list升序降序

List<int> tmp = new List<int>(){5,1,22,11,4};
tmp.Sort((x, y) => -x.CompareTo(y));
Console.WriteLine(tmp);
//22,11,5,4,1

需求：字符串型转数字型

Convert.ToInt32(string)