ArrayList的四种遍历方法//方法1Iterator it1 list.iterator()while(it1.hasNext()){System.out.printl
ArrayList的四种遍历方法
//方法1 Iterator it1 = list.iterator(); while(it1.hasNext()){ System.out.println(it1.next()); } //方法2 for(Iterator it2 = list.iterator();it2.hasNext();){ System.out.println(it2.next()); } //方法3 for(String tmp:list){ System.out.println(tmp); } //方法4 for(int i = 0;i