for each

 1 public class Tforeach {
 2 
 3     /**
 4      * @param args
 5      */
 6     public static void main(String[] args) {
 7         // TODO Auto-generated method stub
 8 
 9     
10     String [] s=new String[]{"123","321","456"};
11     for(String i:s){//将数组s的每一个值从s[0]起赋值给 相应类型的 i 循环至遍历
12         System.out.println(i+"\t");
13     }
14         
15 
16 }
17 }