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javascript - HTML/javascript 剪刀石头布游戏无法正常运行

转载 作者:行者123 更新时间:2023-11-30 17:37:30 25 4
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一些 javascript 代码基于 Codecademy 的 JavaScript 轨道上的构建“剪刀石头布”类(class)。“剪刀”按钮有效,但“石头”和“布”都显示“错误!”消息.

HTML代码:

<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="script.js"></script>
</head>
<body>
<h1>Rock, Paper, Scissors</h1>
<button onClick='choose("rock")'>Rock</button>
<button onClick='choose("paper")'>Paper</button>
<button onClick='choose("scissors")'>Scissors</button><br>
<button onClick='compare(user, computerChoice)'>Go!</button>
<p id="result"></p>
</body>
</html>

Javascript 代码:

var user;
var choose = function(choice) {
user = choice;
}

var computerChoice = Math.random();
if (computerChoice < 0.34) {
computerChoice = "rock";
}
else if (computerChoice < 0.67) {
computerChoice = "paper";
}
else {
computerChoice = "scissors";
}

var compare = function(choice1, choice2) {
if (choice1 === choice2) {
document.getElementById("result").innerHTML = "Tie!";
}
else if (choice1 === "rock") {
if (choice2 === "scissors") {
document.getElementById("result").innerHTML = "You Win!";
}
else {
document.getElementById("result").innerHTML = "You Lose!";
}
}
if (choice1 === "paper") {
if (choice2 === "rock") {
document.getElementById("result").innerHTML = "You Win!";
}
else if (choice2 ==="scissors") {
document.getElementById("result").innerHTML = "You Lose!";
}
}
if (choice1 === "scissors") {
if (choice2 === "rock") {
document.getElementById("result").innerHTML = "You Lose!";
}
else if (choice2 === "paper") {
document.getElementById("result").innerHTML = "You Win!";
}
}
else {
document.getElementById("result").innerHTML = "ERROR!";
}
}

最佳答案

乍一看,您好像还漏掉了其他几个如果...

var user;
var choose = function(choice) {
user = choice;
}

var computerChoice = Math.random();
if (computerChoice < 0.34) {
computerChoice = "rock";
}
else if (computerChoice < 0.67) {
computerChoice = "paper";
}
else {
computerChoice = "scissors";
}

var compare = function(choice1, choice2) {
if (choice1 === choice2) {
document.getElementById("result").innerHTML = "Tie!";
}
else if (choice1 === "rock") {
if (choice2 === "scissors") {
document.getElementById("result").innerHTML = "You Win!";
}
else {
document.getElementById("result").innerHTML = "You Lose!";
}
}
else if (choice1 === "paper") {
if (choice2 === "rock") {
document.getElementById("result").innerHTML = "You Win!";
}
else if (choice2 ==="scissors") {
document.getElementById("result").innerHTML = "You Lose!";
}
}
else if (choice1 === "scissors") {
if (choice2 === "rock") {
document.getElementById("result").innerHTML = "You Lose!";
}
else if (choice2 === "paper") {
document.getElementById("result").innerHTML = "You Win!";
}
}
else {
document.getElementById("result").innerHTML = "ERROR!";
}
}

关于javascript - HTML/javascript 剪刀石头布游戏无法正常运行,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21739506/

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