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分享求教大牛 怎么回事~！！！下边的点击执行后再次点击不能执行else
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<link href="button.css" rel="stylesheet" type="text/css">
<script src="jquery.js"></script>
<script src="anniu.js">
function qiehuan() {
var x=document.getElementById("1");
if(x.src="img/mark1.gif"){
x.src="img/mark3.gif"
}
else{x.src="img/mark1.gif"
}
}</script>
</head>
<body>
<div class="anniu">
<div class="box_xialachuang">
<div class="xialachuang" id="xialachuang">
<img class="2" id="2" src="img/IMG_0468.JPG">
</div >
</div>
<div class="box">
<div class="button_img" onclick="qiehuan()">
<img class="1" id="1" src="img/mark1.gif" onclick="qiehuan1()">
</div>
</div>
</div>
</body>
</html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<link href="button.css" rel="stylesheet" type="text/css">
<script src="jquery.js"></script>
<script src="anniu.js">
function qiehuan() {
var x=document.getElementById("1");
if(x.src="img/mark1.gif"){
x.src="img/mark3.gif"
}
else{x.src="img/mark1.gif"
}
}</script>
</head>
<body>
<div class="anniu">
<div class="box_xialachuang">
<div class="xialachuang" id="xialachuang">
<img class="2" id="2" src="img/IMG_0468.JPG">
</div >
</div>
<div class="box">
<div class="button_img" onclick="qiehuan()">
<img class="1" id="1" src="img/mark1.gif" onclick="qiehuan1()">
</div>
</div>
</div>
</body>
</html>
...全文
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u011564114 2015-05-13
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3q very much~那两个标签是拿来定位用的，“x.src会附带域名内容”是什么意思 求解答一下
Go 旅城通票 2015-05-13
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x.src = "img/mark1.gif"
是==，而且注意x.src会附带域名内容的，要改为indexOf判断，而且你事件加到一个容器上就行，img，div也加是个什么意思，而且导入js文件的script和内联js代码块不要共用一个script标签
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<link href="button.css" rel="stylesheet" type="text/css">
<script src="jquery.js"></script>
<script src="anniu.js"></script>
<script> function qiehuan() {
var x = document.getElementById("1");
if (x.src.indexOf("img/mark1.gif")!=-1) {
x.src = "img/mark3.gif"
}
else {
x.src = "img/mark1.gif"
}
}</script>
</head>
<body>
<div class="anniu">
<div class="box_xialachuang">
<div class="xialachuang" id="xialachuang">
<img class="2" id="2" src="img/IMG_0468.JPG">
</div >
</div>
<div class="box">
<div class="button_img" onclick="qiehuan()">
<img class="1" id="1" src="img/mark1.gif" >
</div>
</div>
</div>
</body>
</html>Go 旅城通票 2015-05-13
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你自己alert下值就知道什么意思了
