利用jQuery的serialize()方法快速获取form中所有input的值
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>快速获取form的所有元素</title>
<script src="http://cdn.static.runoob.com/libs/jquery/1.10.2/jquery.min.js">
</script>
<script>
function myFunction(){
var postData = $("#formId").serialize();
var tmpDic={};
for(var i in postData.split("&")){
var row=postData.split("&")[i];
tmpDic[row.split("=")[0]]=decodeURIComponent(row.split("=")[1]);
}
console.log(postData);
console.log(tmpDic);
}
</script>
</head>
<body>
<p>在下面的字段中输入一些文本，然后按按钮。</p>
<form id="formId">
输入框1: <input type="text" name="fname" value="Donald"><br>
输入框2: <input type="text" name="lname" value="Duck">
<br><br>
</form>
<button onclick="myFunction()">点我</button>
</body>
</html>