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Java培训:增强for循环、switch

阅读目录

  • 增强for循环
  • switch

增强for循环

Java5引入了一种主要用于数组的增强型for循环。

例子

public class ForTest {
    public static void main(String args[]){
        int [] numbers = {1, 3, 5, 7, 2, 4, 6, 8};
        for (int x: numbers){
            System.out.print(x);
            System.out.print(",");
        }
        System.out.println();

        String [] names = {"Jihite", "David", "Tom"};
        for (String name: names){
            System.out.print(name);
            System.out.print(',');
        }
    }
}

结果

1,3,5,7,2,4,6,8,
Jihite,David,Tom,

switch

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