HTML5图片上传预览，手机端
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="utf-8" />
<meta name="author" content="EdieLei" />
<meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0;" name="viewport">
<title>HTML5 图片上传预览</title>
<style>
#photo{ width:100px; height:100px; margin:auto; margin-top:100px; background:#0cc; border-radius:100px;}
#photo img{ width:100px; height:100px; border-radius:50px;}
</style>
<script src="js/jquery.min.js"></script>
<script type="text/javascript">
$(function() {
$('#img').change(function() {
var file = this.files[0];
var r = new FileReader();
r.readAsDataURL(file);
$(r).load(function() {
$('#photo').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 id="photo"></div>
</body>
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