數組向字符串
string[] strArr = { "ss", "22as2fas22", "ffsaa", "asdf", "asdd", "77as7" };
string str = string.Join(",",strArr);
字符串向數組
string str="a-bc-d";
string[] strs=str.Split('-');
List向數組
string [] strEmail=User_List.ToArray();
數組向List
使用數組的toList方法
Lsit向字符串
List<string> zz = new List<string>();
zz.Add("11");
zz.Add("22");
zz.Add("33");
string kk = string.Empty;
kk = string.Join(",", zz.ToArray());
字符串向List
可先轉換為數組再轉換