cityLIST什么格式啊
值1,值2
这样的格式就
select * from b where 1=1
if(len(cityList)=0,"and id in ('"+REPLACE(cityList,",","','")+"')","and id in('"+REPLACE(cdistrictList,",","','")+"')")
where 1=1
${if(len(citylist)=0,"and id in('"+districtlist+"')","and id in('"+citylist+"')")}