js布局实现单选按钮控件
唐小狼 人气:0本文实例为大家分享了javascript布局实现单选按钮控件的具体代码，供大家参考，具体内容如下
主要是对最近学习的知识做练习，可以巩固提高！
效果如下图：
代码如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>单选控件</title>
<style type="text/css">
.radioD{
width: 300px;
height: 300px;
background: url(field.jpg) no-repeat;
}
.radioD li{
font-size: 18px;
font-family: Arial;
list-style: none;
}
.leftU{
float: left;
}
.rightU{
float: right;
margin-right: 80px;
}
</style>
<script type="text/javascript">
window.onload = function(){
var aLi = document.getElementsByTagName('li');
var aInput = document.getElementsByTagName('input');
var i = 0;
var btn = document.getElementById('foodBtn');
btn.onclick = function(){
for(i=0;i<aInput.length;i++)
{
if(aInput[i].checked == true){
alert(aInput[i].value);
}
}
}
}
</script>
</head>
<body>
<div class="radioD">
<ul class="leftU">
<li><input type="radio" name="food" value="面条1">面条1</li>
<li><input type="radio" name="food" value="馒头1">馒头1</li>
<li><input type="radio" name="food" value="烧饼1">烧饼1</li>
<li><input type="radio" name="food" value="窝头1">窝头1</li>
</ul>
<ul class="rightU">
<li><input type="radio" name="food" value="面条2">面条2</li>
<li><input type="radio" name="food" value="馒头2">馒头2</li>
<li><input type="radio" name="food" value="烧饼2">烧饼2</li>
<li><input type="radio" name="food" value="窝头2">窝头2</li>
</ul>
<button id="foodBtn">我的食物</button>
</div>
</body>
</html>
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