{"path":"1665633","ref":"RelativeItems.md","title":"Relative Items","content":"![](http:\/\/www.rhinostudio.cn\/files\/course\/2019\/03-09\/1602146d9f62253186.png)\n\n## **Relative Items**\n\n刚才的是一组数据内自己计算，现在是两组数据计算，逻辑一样~就不赘述了，大家自己体会~"}