1. LEFT:从栏位的左侧抓取资料

      1. 格式:![image.png](https://cdn.nlark.com/yuque/0/2021/png/22105762/1627106488399-ea974d9e-ac32-4d4d-ab69-738bb4992b3e.png#align=left&display=inline&height=52&margin=%5Bobject%20Object%5D&name=image.png&originHeight=104&originWidth=650&size=30578&status=done&style=none&width=325)
    2. RIGHT:从栏位的右侧抓取资料

    3. MID:image.png
    4. FIND:可以找出特定字母在文字中的顺位

               格式:![image.png](https://cdn.nlark.com/yuque/0/2021/png/22105762/1627106752919-dea339b5-79e1-4b0e-b374-90f3f71ab6a0.png#align=left&display=inline&height=28&margin=%5Bobject%20Object%5D&name=image.png&originHeight=55&originWidth=423&size=21257&status=done&style=none&width=211.5)
      
    • 以“papaya classroom”为例,find函数只能找到第一个函数,利用“搜索起点”找出后续的a

       ![image.png](https://cdn.nlark.com/yuque/0/2021/png/22105762/1627106860134-af9ecee2-ab96-4ad7-9d2a-71f39e203b26.png#align=left&display=inline&height=43&margin=%5Bobject%20Object%5D&name=image.png&originHeight=86&originWidth=900&size=45540&status=done&style=none&width=450)
      
    1. LEN: 计算出储存格内的字数以及空格
    2. image.png
    • 截取品名:

      image.png

    • 截取性别

      image.png

    • 截取size

    image.png