java骰子游戏，我是java初学者，正在苦苦挣扎..任何建议都会很好

Question

import java.util.*;
import javax.swing.JOptionPane;
import javax.swing.*;
import java.lang.Math;

public class diceGame { 
public static void main(String[] arg) {

  int alydarPace;
  int affirmedPace;

  boolean wantsToPlay = true;

  ImageIcon INPUTPIC = new ImageIcon("INPUTPIC.jpg");

  while(wantsToPlay == true){ 
  JOptionPane.messageDialog(null,"Welcome to watch the greatest rivalry in horse racing history... Affirmed vs Alydar.", "", 0, INPUTPIC);

   { 
   int alydarPace; alydarPace = (int)(Math.random()*6+1);
   int affirmedPace; affirmedPace = (int)(Math.random()*6+1);

  if (alydarPace > affirmedPace) {

  JOptionPane.showMessageDialog(null, "And away they go with Alydar taking the Lead!", "", 0, INPUTPIC);

} else if (alydarPace

 JOptionPane.showMessageDialog(null, "And away they go with Affirmed taking the Lead!", "", 0, INPUTPIC);

} else if (alydarPace =affirmedPace) {

 JOptionPane.showMessageDialog(null, "And away they go with both horses evenly running neck and neck!", "", 0, ChildSpainFlag);

}

int alydarPace; alydarPace = (int)(Math.random()*6+1) + alydarPace; int 确认Pace；确认步数 = (int)(Math.random()*6+1) + 确认步数;

JOptionPane.showMessageDialog(null, "他们来了，获胜者是 Alydar!", "", 0, INPUTPIC);

} else if (alydarPace

 JOptionPane.showMessageDialog(null, "Down the stretch they come and the winner is Affirmed!", "", 0, INPUTPIC);

} else if (alydarPace =affirmedPace) {

 JOptionPane.showMessageDialog(null, "Down the stretch they come.. is a photo finish and the horses have tied!", "", 0, INPUTPIC);

}

int answer = JOptionPane.showConfirmDialog(null, "您想再玩一次吗？");

if(answer != JOptionPane.YES_OPTION){
  wantsToPlay = false;
} else {
  System.exit(0);
}

}

Answer 1

虽然你所拥有的有点困惑，但我怀疑你的实际问题是你正在使用赋值运算符(=)，而你实际上需要一个比较运算符( ==)。

这是 Java 初学者的一个典型陷阱(就此而言，其他语言也是如此)。单个等号意味着将变量放在符号左侧，并将通过计算符号右侧得到的值分配给它。

a = b + 3

将值 b + 3 赋给 a。

double等号表示比较两个值。

a == b + 3

提出问题“a比b多3”。

在 Java 中的 if 语句的条件内，您需要提出这样的问题(您需要一个 boolean)。如果使用错误的错误消息，您应该得到类似“无法从 int 转换为 boolean”之类的错误消息。