int [] numbers = new int[5]; // 长度为5,,元素类型为 int。
string[,] names = new string[5,4]; // 5*4 的二维数组
byte[][] scores = new byte[5][]; // 长度为 5 的数组,元素为 byte的数组,元素数组的长度未知。
差此外格局:
int[] numbers = new int[5];
int[] numbers2 = new []{100, 200, 300, 400, 500};
int[] numbers3 = {100, 200, 300, 400, 500};
System.Collections.ArrayList
ArrayList al = new ArrayList();
al.Add(5);
al.Add("Hello Tom");
System.Collections.Generic.List<T>
List<int> intList = new List<int>();
intList.Add(500);
intList.AddRange(new int[]{1,100};
intList.Insert(1, 1000);
cw(intList.Contains(100));
cw(intList.indexOf(10));
System.Collections.HashTable
HashTable ht = new HashTable();
ht.Add("name", "Tom");
ht.Add("age", 18);
System.Collections.Generic.Dictionary
Dictionary<string, string> dic = new Dictionary<string, string>();
dic.Add("name", "Tom");
dic.Add("age", "eighteen");