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<!DOCTYPE html>
<html>
<head>
<title>Controlled Assessment!</title>
<link rel="stylesheet" href="Css/stylesheet.css" type="text/css"/>
<!-- This is the webpage i found how to link an external script http://stackoverflow.com/questions/13739568/how-do-i-link-a-javascript-file-to-a-html-file -->
</head>
<body>
<img id="color" src="Pictures/green.jpg" >
<p id="hel">he</p>
<button onclick="nxt()">new colour</button>
<script type="text/jscript" src="JavaScript/trafficlight.js" />
</body>
<footer>
<script src="JavaScript/trafficlight.js"></script>
</footer>
</html>
这是我的html代码Javascript数组,图像链接,链接
//My array that will be used for the traffic light sequence
var colour = ["Pictures/red.jpg", "Pictures/green.jpg", "Pictures/amber.jpg"];
function nxt() {
"use strict";
document.getElementById("hel").innerHTML = "helllll";
document.getElementById("color").innerHTML = colour["Pictures/red.jpg"];
}
这是我的Javascript,当你点击按钮图像更改为不同的图像而这正是我试图做的是在这个例子中的JavaScript部分列出的数组即时试图从绿色变为红色,但它不工作,我真的很困惑,为什么?
您可以通过修改'src'属性,而不是'innerHTML'改变图像。 –