Javascript Fromdata 与jQuery 实现Ajax文件上传

<!DOCTYPE html>

<html>

<head>

	<title>ajax</title>

	<script type="text/javascript" src="js/jquery.js"></script>

	<meta charset="utf-8" />

	<style type="text/css">

	form{

		position: relative;

	}

	ul li{

		list-style: none;

	}

	.divide ul li img{

		width: 100px;

		border: 3px solid #eeeeee;

	}

	.selected{

		border: 3px solid #0099aa;

	}

	form input{

		position: absolute;

		top: 0;

		left: 0;

		padding: 20px;

		opacity: 0;

	}

	button{

		padding: 20px;

		background: #0099aa;

		border-radius: 3px;

		border: 2px solid #333333;

		color: #ffffff;

		font-size: 18px;

	}

	.loading{

		display: none;

	}

	</style>

</head>

<body>

	<input type="file" id="file" multiple />

	<div class="loading"><img src="loading.gif" /></div>

	<div class="divide">

		<ul>

		</ul>

	</div>

	<script type="text/javascript">

	$(function(){

		$("#file").change(function(){

				data = new FormData();

				data.append('files', $('#file')[0].files[0]);

				$.ajax({

					type: "post",

					url: "upload.php",

					processData: false,

					contentType: false,

					data: data,

					success: function(a, b, c){

						$("div ul").append("文件上传成功！<li><img src='" + a + "' /> </li>");

					}

				});

			});

	});

	</script>

</body>

</html>
巴特西

Javascript Fromdata 与jQuery 实现Ajax文件上传

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