<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题 3</title>
<script type="text/javascript" src="jquery-1.8.0.min.js"></script>
<script type="text/javascript" src="jquery.min.js"></script>
<script>
$(function(){
$(":button").click(function() {
var str = $("#test option");
var str1 = str.map(function(){
var ss = $(this).val();
return ss;
}).get().join(", ")
alert(str);
});
});
</script>
</head>
<body >
<select id="test">
<option value="option-1">option-1</option>
<option value="option-2">option-2</option>
<option value="option-3">option-3</option>
</select><br>
<input type="button" value="获取所有option值">
</html>
========================================================
但是this对象时，有问题
只能自己重写
for(var i=0; i<this.length;i++){
str+=$(this[i]).val()+",";
}
