C#去除字符串的最后一個字符
字符串:string s = "1,2,3,4,5," 目標:刪除最后一個 "," 方法: 1、用的最多的是Substring,這個也是我一直用的 s = s.Substring(0,s.Length - 1) 2、用TrimEnd,這個東西傳遞的是一個字符數組 s=s.TrimEnd(',') //如果要刪除"5,",則需要這么寫 char[] MyChar = {'5',','}; s = s.TrimEnd(MyChar); //s = "1,2,3,4" 3、用Remove string a = "123,"; a = a.Remove(a.Length - 1,1); //移除掉"," 首字符的道理相同