1
對不起,我的格式很爛。每次單擊按鈕時我都會顯示一個隨機引號,每次單擊它時都會顯示一個不同的引號。我需要添加一個document.write或其他任何地方?我確定這裏和那裏有一堆錯誤,但我只想從函數中返回一個隨機引用。Javascript函數不顯示隨機消息
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Random quote</title>
<style>
body {
background-color: #fff;
font-family: sans-serif;
color: #28315C;
}
h1 {
text-align: center;
}
button {
border-color: #000;
background-color: #88D0FE;
color: #000;
font-size: 20px;
}
</style>
</head>
<body>
<script>
var quotes = ['this is fortune 1',
'this is fortune 2',
'this is fortune 3',
'this is fortune 4',
'this is fortune 5',
'this is fortune 6',
'this is fortune 7',
];
function newQuote(){
var randomNumber = Math.floor(math.random() * (quotes.length));
document.getElementById('quoteDisplay').innerHTML = quotes[randomNumber];
}
</script>
</body>
<div id="quoteDisplay">
</div>
<button onclick="newQuote()">New Quote</button>
</html>
變化'Math.floor(的Math.random()''到Math.floor(的Math.random()' –
調試步驟1 - 瀏覽器** **開發工具控制檯(F12) - 你的問題是'數學'!=='數學' –