使用香草JavaScript的岩布剪刀

// 获取玩家选择按钮
const rockBtn = document.getElementById('rock');
const paperBtn = document.getElementById('paper');
const scissorsBtn = document.getElementById('scissors');

// 获取结果显示区域
const resultDisplay = document.getElementById('result');

// 定义游戏选项
const options = ['rock', 'paper', 'scissors'];

// 玩家选择按钮点击事件处理函数
function playerChoice(choice) {
  // 生成随机数作为电脑选择
  const computerChoice = options[Math.floor(Math.random() * options.length)];

  // 判断胜负
  if (choice === computerChoice) {
    resultDisplay.textContent = '平局';
  } else if (
    (choice === 'rock' && computerChoice === 'scissors') ||
    (choice === 'paper' && computerChoice === 'rock') ||
    (choice === 'scissors' && computerChoice === 'paper')
  ) {
    resultDisplay.textContent = '玩家胜利';
  } else {
    resultDisplay.textContent = '电脑胜利';
  }
}

// 绑定玩家选择按钮点击事件
rockBtn.addEventListener('click', () => playerChoice('rock'));
paperBtn.addEventListener('click', () => playerChoice('paper'));
scissorsBtn.addEventListener('click', () => playerChoice('scissors'));