Table.HasColumns
Anger om tabellen innehåller den eller de angivna kolumnerna.
Syntax
Table.HasColumns(
table as table,
columns as any
) as logical
Remarks
Anger om table
innehåller den eller de angivna kolumnerna, columns
. Returnerar true
om tabellen innehåller kolumnen eller kolumnerna. Annars returneras false
.
Examples
Example #1
Kontrollera om tabellen innehåller kolumnen [Name].
Table.HasColumns(
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"]
}),
"Name"
)
Result:
true
Example #2
Kontrollera om tabellen innehåller kolumnerna [Name] och [PhoneNumber].
Table.HasColumns(
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"]
}),
{"Name", "PhoneNumber"}
)
Result:
false
Category
Table.Column operations