Java 制作游戏板:如何缩短创建阵列的代码,以及如何将其打印出来?

Java 制作游戏板:如何缩短创建阵列的代码,以及如何将其打印出来?,java,arrays,printing,arrayindexoutofboundsexception,Java,Arrays,Printing,Arrayindexoutofboundsexception,我正在制作一个游戏板,上面打印出如下内容: 这是我写的代码 void showBoard() { String city1, city2, city3, city4, city5, city6, city7, city8, city9, city10; // I wrote like this because I want each box to have the size to hold 11 characters. city1 = "Cari

我正在制作一个游戏板,上面打印出如下内容:

这是我写的代码

    void showBoard() {

    String city1, city2, city3, city4, city5, city6, city7, city8, city9, city10;
    

// I wrote like this because I want each box to have the size to hold 11 characters.
    city1 = "Cario      ";
    city2 = "Phuket     ";
    city3 = "New delhi  ";
    city4 = "Hanoi      ";
    city5 = "Paris      ";
    city6 = "LA         ";
    city7 = "Sydney     ";
    city8 = "Tokyo      ";
    city9 = "Seoul      ";
    city10 = "START     ";
    
    char[][] cities = new char[10][];
    
    for (int i = 0; i < 10; i++) {
        cities[i] = new char[11];}
    
    cities[0] = city1.toCharArray();
    cities[1] = city2.toCharArray();
    cities[2] = city3.toCharArray();
    cities[3] = city4.toCharArray();
    cities[4] = city5.toCharArray();
    cities[5] = city6.toCharArray();
    cities[6] = city7.toCharArray();
    cities[7] = city8.toCharArray();
    cities[8] = city9.toCharArray();
    cities[9] = city10.toCharArray();
    
    for (int i = 0; i < 11; i++)
        System.out.print(cities[0][i]);
    
    for(int k = 0; k < 2; k++) {
        
        for (int q = 0; q < 5; q++) {
            for(int i = 0; i < 13; i++) {
                    System.out.print("-");}}
    
        System.out.println();
        
//There's the <Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: Index 10 out of bounds for length 10 > error because of the code from here....
        for(int i = 0; i < 2 ; i++) {
            for(int j = 0; j < 5; j++) {
                for (int q = 0; q < cities.length; q++) {
                    if (q%11 == 0)
                        System.out.print("|");
                    else {
                        for (int p = 0; p < cities[q].length; p++ )
                            System.out.print(cities[p][q]);
                        }
                    }
                
                System.out.print(" ");
            }
            System.out.println();}
//to here   

    
        
        
        for (int q = 0; q < 5; q++) {
            for(int i = 0; i < 13; i++) {
                    System.out.print("-");}}    
    
        System.out.println();
        
        if (k == 0) {
        for(int i = 0; i < 65; i++) {
            if (i == 0)
                System.out.print("↑");
            else if (i == 64)
                System.out.println("↓");
            else
                System.out.print(" ");}}
    }
        
    System.out.println();
        
    
}
void展示板(){
字符串city1、city2、city3、city4、city5、city6、city7、city8、city9、city10;
//我这样写是因为我希望每个框的大小能容纳11个字符。
city1=“Cario”;
city2=“普吉岛”;
city3=“新德里”;
城市4=“河内”;
city5=“巴黎”;
city6=“LA”;
city7=“悉尼”;
city8=“东京”;
city9=“首尔”;
city10=“开始”;
char[][]城市=新char[10][];
对于(int i=0;i<10;i++){
城市[i]=新字符[11];}
城市[0]=城市1.toCharArray();
城市[1]=city2.toCharArray();
城市[2]=city3.toCharArray();
城市[3]=city4.toCharArray();
城市[4]=city5.toCharArray();
城市[5]=city6.toCharArray();
城市[6]=city7.toCharArray();
城市[7]=city8.toCharArray();
城市[8]=city9.toCharArray();
城市[9]=城市10.toCharArray();
对于(int i=0;i<11;i++)
系统输出打印(城市[0][i]);
对于(int k=0;k<2;k++){
对于(int q=0;q<5;q++){
对于(int i=0;i<13;i++){
System.out.print(“-”;}
System.out.println();
//出现错误是因为这里的代码。。。。
对于(int i=0;i<2;i++){
对于(int j=0;j<5;j++){
对于(int q=0;q
有两个问题我真的无法解决:

1.缩短城市代码[0~9]=city1~10.toCharArray()

2.像图像一样打印出阵列


这些盒子无法打印出漂亮的分开的盒子,所以我只是把它们放在坠落的梯子里,这是我一次测试的结果

-----------------------------------------------------------------------
| Cario       | Phuket      | New Delhi   | Hanoi       | Paris       |
|             |             |             |             |             |
-----------------------------------------------------------------------

-----------------------------------------------------------------------
| Los Angeles | Sydney      | Tokyo       | Seoul       | START       |
|             |             |             |             |             |
-----------------------------------------------------------------------
我写了一个方法,用最长的名字告诉我城市的长度。我测试了这个方法

然后,我编写了一个创建虚线的方法。我测试了这个方法

然后我写了一个方法,给我10个城市名称中的5个。我测试了这个方法好几次。我修复了以前方法中出现的问题

然后我将所有的方法放在一起创建您看到的输出

写一点,测试一点。你不可能编写一个完整的方法,比如
showBoard
,然后期望它正常工作。写一点,测试一点。然后使用方法来分离代码的逻辑块

我懒得去查箭头符号,我把代码留给你

下面是完整的可运行代码

public class ConsoleGameBoard {

    public static void main(String[] args) {
        System.out.println(new ConsoleGameBoard().showBoard());
    }

    public String showBoard() {
        String[] cities = { "Cario", "Phuket", "New Delhi", "Hanoi", "Paris",
                "Los Angeles", "Sydney", "Tokyo", "Seoul", "START" };
        StringBuilder builder = new StringBuilder();
        int maxLength = getMaximumLength(cities);
        builder.append(createDashedLine(cities, maxLength));
        builder.append(createCityNameLine(cities, 0, maxLength));
        builder.append(createBlankNameLine(maxLength));
        builder.append(createDashedLine(cities, maxLength));
        builder.append(System.lineSeparator());
        builder.append(createDashedLine(cities, maxLength));
        builder.append(createCityNameLine(cities, 5, maxLength));
        builder.append(createBlankNameLine(maxLength));
        builder.append(createDashedLine(cities, maxLength));
        
        return builder.toString();
    }
    
    private StringBuilder createDashedLine(String[] cities, int maxLength) {
        StringBuilder builder = new StringBuilder();
        int dashLength = (maxLength + 1) * cities.length / 2 + 2 * cities.length / 2 + 1;
        for (int index = 0; index < dashLength; index++) {
            builder.append('-');
        }
        builder.append(System.lineSeparator());
        return builder;
    }
    
    private StringBuilder createCityNameLine(String[] cities, int startIndex, int maxLength) {
        String formatter = "%-" + maxLength + "s";
        StringBuilder builder = new StringBuilder();
        for (int index = startIndex; index < startIndex + 5; index++) {
            builder.append("| ");
            builder.append(String.format(formatter, cities[index]));
            builder.append(" ");
        }
        builder.append("|");
        builder.append(System.lineSeparator());
        return builder;
    }
    
    private StringBuilder createBlankNameLine(int maxLength) {
        String formatter = "%-" + maxLength + "s";
        StringBuilder builder = new StringBuilder();
        for (int index = 0; index < 5; index++) {
            builder.append("| ");
            builder.append(String.format(formatter, " "));
            builder.append(" ");
        }
        builder.append("|");
        builder.append(System.lineSeparator());
        return builder;
    }
    
    private int getMaximumLength(String[] cities) {
        int maxLength = 0;
        for (int index = 0; index < cities.length; index++) {
            maxLength = Math.max(maxLength, cities[index].length());
        }
        return maxLength;
    }

}
公共类控制台主板{
公共静态void main(字符串[]args){
System.out.println(新控制台主板().showBoard());
}
公共字符串展示板(){
字符串[]城市={“卡里奥”、“普吉岛”、“新德里”、“河内”、“巴黎”,
“洛杉矶”、“悉尼”、“东京”、“首尔”、“起点”};
StringBuilder=新的StringBuilder();
int maxLength=getMaximumLength(城市);
append(createDashedLine(cities,maxLength));
append(createCityNameLine(cities,0,maxLength));
append(createBlankNameLine(maxLength));
append(createDashedLine(cities,maxLength));
append(System.lineSeparator());
append(createDashedLine(cities,maxLength));
append(createCityNameLine(cities,5,maxLength));
append(createBlankNameLine(maxLength));
append(createDashedLine(cities,maxLength));
返回builder.toString();
}
私有StringBuilder createDashedLine(字符串[]城市,int maxLength){
StringBuilder=新的StringBuilder();
int dashLength=(maxLength+1)*cities.length/2+2*cities.length/2+1;
对于(int index=0;index