真正实现兼容IE6以上主流浏览器-上传图片预览(注意请不用IE Tester测试,IE Tester下input file完全点不了,我是直接用虚拟机真实IE测试)
另外这里只列出了前端页面，后台处理的话可以看看我的这篇文章http://blog.csdn.net/jdfkldjlkjdl/article/details/40659823
下面是源代码:
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>真正实现兼容IE6以上主流浏览器-上传图片预览(注意请不用IE Tester测试,IE Tester下input file完全点不了,我是直接用虚拟机真实IE测试)</title>
<style type="text/css">
.ctrl-file {
height: 30px;
width: 70px;
display: inline-block;
*display: inline;
*zoom: 1;
overflow: hidden;
position: relative;
}
.ctrl-file .filehide {
position: absolute;
z-index: 10;
opacity: 0;
font-size: 60px;
filter: alpha(opacity = 0);
width: 70px;
height: 30px;
left: 0;
top: 0;
}
.ctrl-file a {
width: 70px;
line-height: 30px;
height: 30px;
display: block;
background: #000;
color: #fff;
font-family: '微软雅黑';
font-size: 14px;
text-align: center;
text-decoration: none;
border-radius: 5px;
}
</style>
</head>
<body>
<span class="ctrl-file">
<input type="file" class="filehide" name="filehide" onchange="filechange(this)" />
<a href="#">浏 览</a>
</span>
<div>
<img src="" id="imgview" style="display:none;" alt="" />
</div>
</body>
</html>
<script type="text/javascript">
function $(id) {
return document.getElementById(id);
}
function filechange(file) {
if (file.files && file.files[0]) {
var reader = new FileReader();
reader.onload = function (evt) {
showimg(evt.target.result);
};
reader.readAsDataURL(file.files[0]);
} else {
file.select();
var src = document.selection.createRange().text;
showimg(src);
}
}
function showimg(src) {
var img = $('imgview');
img.src = src;
img.style.display = 'block';
}
</script>