第1个回答 推荐于2016-09-06
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script>
function showandhide(v){
//alert(v);
for(i=1;i<3;i++){
document.getElementById(i).style.display = 'none';
if(i==v){
document.getElementById(v).style.display = 'block';
}
}
}
</script>
<title>js 下拉框控制div的显示</title>
</head>
<body>
<select name="select" onchange = "showandhide(this.value)">
<option value="1">xxxx</option>
<option value="2">yyyy</option>
</select>
<div id="1">xxxx</div>
<div id="2" style="display:none;">yyyy</div>
</body>
</html>本回答被提问者采纳
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script>
function showandhide(v){
//alert(v);
for(i=1;i<3;i++){
document.getElementById(i).style.display = 'none';
if(i==v){
document.getElementById(v).style.display = 'block';
}
}
}
</script>
<title>js 下拉框控制div的显示</title>
</head>
<body>
<select name="select" onchange = "showandhide(this.value)">
<option value="1">xxxx</option>
<option value="2">yyyy</option>
</select>
<div id="1">xxxx</div>
<div id="2" style="display:none;">yyyy</div>
</body>
</html>本回答被提问者采纳
相似回答
