复制代码代码如下:
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="utf-8" />
<meta name="author" content="EdieLei" />
<title>HTML5 图片上传预览</title>
<script type="text/javascript" src="<a href="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script">http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script</a>>
<script type="text/javascript">
$(function(){
$(#img).change(function(){
var file = this.files[0]; //选择上传的文件
var r = new FileReader();
r.readAsDataURL(file); //Base64
$(r).load(function(){
$(div).html(<img src="+ this.result +" alt="" />);
});
});
});
</script>
</head>
<body>
<h3>HTML5 图片上传预览</h3>
<input id="img" type="file" accept="image/*" />
<div></div>
</body>
</html>

html5图片上传预览示例分享