修正countSelect在含有join的时候错误
修正countSelect在含有join的时候错误

Qihoo360/thinkjs,maxzhang/thinkjs,akira-cn/thinkjs,akira-cn/thinkjs,thinkjs/thinkjs,akira-cn/thinkjs,maxzhang/thinkjs,snadn/thinkjs,maxzhang/thinkjs,74sharlock/thinkjs,75team/thinkjs,74sharlock/thinkjs,lukw00/thinkjs,75team/thinkjs,75team/thinkjs,lukw00/thinkjs