小编sam*_*urs的帖子

我有以下代码：

<link rel="stylesheet" href="style.css">
<script src="/static/js/jquery/2.1.4/jquery.min.js"></script>
<script src="http://fengyuanchen.github.io/cropper/js/cropper.min.js"></script>
<form  action="" method="post" enctype="multipart/form-data">
<img id="crop" style="width:400px;height:200px;" />
<div id="img2" style="position: relative; overflow: hidden; border: 1px solid #000; background: #fff; width: 100px; height: 100px;"></div>
X: <input type="text" id="crop_x" name="crop_x" /><br />
Y: <input type="text" id="crop_y" name="crop_y" /><br />
Width: <input type="text" id="crop_width" name="crop_width" /><br />
Height: <input type="text" id="crop_height" name="crop_height" /><br />
<input type="file" id="file" name="file" />
<input type="submit" id="submit" name="submit" value="Submit" />
</form>
<script>

var url = null;
$('#file').on('change',function(){

    var file …