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，...
It has been binarized, just traverse all pixels directly, skip 0 and save 1
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
It has been binarized, just traverse all pixels directly, skip 0 and save 1