<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="js/jquery.js"></script>
</head>
<body>
<select name="cate_id" >
<option value="0" selected="selected">所有分类</option>
<option value="1">奔驰</option>
<option value="2">宝马</option>
<option value="3">奥迪</option>
<option value="4">保时捷</option>
<option value="5">大众</option>
<option value="6">本田</option>
<option value="7">丰田</option>
</select>
</body>
<script>
$('.cate_a').on('change',function(){
// 获取select中选中option的文本值
var text =$(this).find("option:selected").text()
// 获取select中选中option的value值
var opval=this.options[this.selectedIndex].value;
console.log(opval+'-----'+text)
})
</script>
</html>