Table.FillDown

Syntax

Table.FillDown(table as table, columns as list) as table

About

从 table 指定位置返回一个表，其中上一个单元格的值将传播到指定单元格下方 columns 的 null 值单元格。

示例 1

返回一个表，其中列 [Place] 中的 null 值用表中的值填充。

用法

Table.FillDown(
    Table.FromRecords({
        [Place = 1, Name = "Bob"],
        [Place = null, Name = "John"],
        [Place = 2, Name = "Brad"],
        [Place = 3, Name = "Mark"],
        [Place = null, Name = "Tom"],
        [Place = null, Name = "Adam"]
    }),
    {"Place"}
)

输出

Table.FromRecords({
    [Place = 1, Name = "Bob"],
    [Place = 1, Name = "John"],
    [Place = 2, Name = "Brad"],
    [Place = 3, Name = "Mark"],
    [Place = 3, Name = "Tom"],
    [Place = 3, Name = "Adam"]
})