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将$.ajax()的第一种用法 2018-4-10
kaclod的博客
Original
607 people have browsed it

实例

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>ajax的第一种方式</title>
</head>
<body>
	<h2>用户登录</h2>
	<form>
		<p>用户名:<input type="text" name="name"></p>
	</form>
	
</body>
</html>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript">
	//当失去焦点时候验证
	$(':input').blur(function(){
		//alert('通过')

		$.ajax({
		//请求服务器资源,必须是字符串
		url:'api/demo.php',
		//客户端请求类型:get,post
		type:'GET'

		//重服务器端返回数据类型格式,
		dataType:'json',

		//异步true 还是同步false
		async:true,
		//发送数据
		data:'name='+$(':input').val(),
		data:$('form:first').serialize(),


		//成功回调
		success:function(){
			console.log(msg)
			$('p span').empty()
			$('p').append($(msg))
		}
	})



	})
</script>

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QQ截图20180412112846.jpg2.jpg

Correction status：qualified

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