coding style + comment
coding style + comment

NiLuJe/koreader,poire-z/koreader,pazos/koreader,Hzj-jie/koreader,Frenzie/koreader,poire-z/koreader,Markismus/koreader,mwoz123/koreader,NiLuJe/koreader,Frenzie/koreader,koreader/koreader,koreader/koreader