file()
file(\App\Http\Controllers\Admin\[type] $file, \App\Http\Controllers\[type] $dir) : \App\Http\Controllers\Admin\[type]
文件上传
Parameters
| \App\Http\Controllers\Admin\[type] | $file | [description] |
| \App\Http\Controllers\[type] | $dir | [description] |
Returns
\App\Http\Controllers\Admin\[type] —[description]