遍历集合中所有字符串对象
public class ArrayListEach {
public static void main(String[] args) {
ArrayList<String> list = new ArrayList();
//添加:add
list.add("1");
list.add("a");
list.add("b");
System.out.println(list); //[]
// 遍历输出每一个字符串对象
for (int i = 0; i < list.size(); i++) {
//获取当前元素:get(int)
String name = list.get(i);
System.out.println(name);
}
}
}