Table.AddIndexColumn
语法
Table.AddIndexColumn(table as table, newColumnName as text, optional initialValue as nullable number, optional increment as nullable number, optional columnType as nullable type) as table
关于
使用显式位置值将名为 newColumnName
的列追加到 table
中。 一个初始索引值 initialValue
(可选值)。 一个可选值 increment
,指定每个索引值的增量。
示例 1
将名为“Index”的索引列添加到表。
使用情况
Table.AddIndexColumn(
Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567"],
[CustomerID = 2, Name = "Jim", Phone = "987-6543"],
[CustomerID = 3, Name = "Paul", Phone = "543-7890"],
[CustomerID = 4, Name = "Ringo", Phone = "232-1550"]
}),
"Index"
)
输出
Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567", Index = 0],
[CustomerID = 2, Name = "Jim", Phone = "987-6543", Index = 1],
[CustomerID = 3, Name = "Paul", Phone = "543-7890", Index = 2],
[CustomerID = 4, Name = "Ringo", Phone = "232-1550", Index = 3]
})
示例 2
从值 10 开始、按 5 递增将名为“Index”的索引列添加到表。
使用情况
Table.AddIndexColumn(
Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567"],
[CustomerID = 2, Name = "Jim", Phone = "987-6543"],
[CustomerID = 3, Name = "Paul", Phone = "543-7890"],
[CustomerID = 4, Name = "Ringo", Phone = "232-1550"]
}),
"Index",
10,
5
)
输出
Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567", Index = 10],
[CustomerID = 2, Name = "Jim", Phone = "987-6543", Index = 15],
[CustomerID = 3, Name = "Paul", Phone = "543-7890", Index = 20],
[CustomerID = 4, Name = "Ringo", Phone = "232-1550", Index = 25]
})
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