主题：在成绩表中如何删除各班的后7名或后N名

按钮公式：
SortCol("总分班级排名",1) And SortCol("班级",1) And Eval("DelFor(Grid,""班级"",""="","""+Substitute(Substitute(Eval("Substitute(""|@|"",""|"","""+Substitute(ListFor(Grid,"班级",1),"|",""")+""|""+Substitute(""|@|"",""|"",""")+""")"),"@",""",""总分班级排名"","" > "",FindText(Grid,""总分班级排名"",""班级"",""="","""),"|",""",-1)-7) And DelFor(Grid,""班级"",""="",""")+""",-1)-7)")

提醒！点击一次就会删除一次哦！！