After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：PHP file upload progress processing
PHP在5.4之前，总是需要安装额外的扩展才能监控到文件上传进度。而从5.4开始，引入session.upload_progress的新特性，我们只需要在php.ini中开启配置，即可通过session监控文件上传进度。在php.ini中。
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Courses in the relevant section：Tips on using the front-end code artifact Emmet
!tab 输出htmal5 的格式
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