Java 數組 之 二維數組

http://www.verejava.com/?id=16992693216433

public class BinaryArray {
    
    public static void main(String[] args) {
        //二維數組定義和初始化
        int[][] arrs = { { 1, 2, 3 }, { 4, 5, 6 }, { 6, 8, 9 } };
        //二維數組周遊輸出
        for (int i = 0; i < arrs.length; i++) {
            for (int j = 0; j < arrs[i].length; j++) {
                System.out.print(arrs[i][j]);
            }

            System.out.println("");
        }

        //增強for循環 是jdk 5.0 以後才有的新的特性
        String[] names = { "黎明", "張勝", "李陽" };
        for (String name : names) {
            System.out.print(name + ",");
        }

        //定義一個課程的二維表結構
        String[][] courses = { { "C001", "英語" }, { "C002", "數學" }, { "C003", "Java程式設計" } };
        System.out.println("\n---------------------");
        //輸出
        for (String[] rows : courses) {
            for (String col : rows) {
                System.out.print(col + ",");
            }
            System.out.println("");
        }
    }
}