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我已经上传了图片，再次下载的时候能不能先不直接下载原图，先下载缩略图，点击查看的时候再下载原图
拥有18年软件开发和IT教学经验。曾任多家上市公司技术总监、架构师、项目经理、高级软件工程师等职务。 网络人气名人讲师，...
Crop the middle part and reduce it proportionally to generate a 200x200 thumbnail:
http://78re52.com1.z0.glb.clouddn.com/resource/gogopher.jpg?imageView2/1/w/200/h/200
You can refer to http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html#imageView2-samples
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Crop the middle part and reduce it proportionally to generate a 200x200 thumbnail:
You can refer to http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html#imageView2-samples