1、int [] 转换为 string []
int[] input= new int[10] { 1, 6, 3, 5, 8, 2, 9, 0, 4, 7 };
string[] output = Array.ConvertAll<int, string>(input, delegate(int s) { return s.ToString(); });
//ConvertAll<TInput, TOutput>(TInput[] array, Converter<TInput, TOutput> converter);
string outStr=string.Join(",", output);
2、string[] 转换为 int[]
string[] input =new int[10]{"1", "6", "3", "5", "8", "2", "9", "0", "4", "7"};
int [] output=Array.ConvertAll<string, int>(input, delegate(string s) { return int.parse(s); });