本文来源:https://www.cnblogs.com/thinkingthigh/p/7894856.html
衷心感谢作者!
upload_tmp_dir 临时文件夹问题
上传文件提示
Warning: File upload error - unable to create a temporary file in Unknown on line 0
找到php.ini 中的 upload_tmp_dir 把前边的“;”去掉然后改为upload_tmp_dir =C:\Windows\temp
最后记得重启apache