${if(type='',"",if(len(type)=2,"and pay='"+type+"'","and concat(pay,',',purch)='"+type+"'"))} 数据集里传参预览没问题,浏览器预览报错
报什么错
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SQL最好贴完
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where 1=1
${if(len(type)=0,"",if(len(type)=2,"and pay='"+type+"'","and concat(pay,',',purch)='"+type+"'"))}
带进去的参数是什么
浏览器报错信息是啥,截个图,好定位问题