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Table.HasColumns

Indica se la tabella contiene le colonne specificate.

Syntax​

Table.HasColumns(
    table as table,
    columns as any
) as logical

Remarks​

Indica se table contiene le colonne specificate columns. Restituisce true se la tabella contiene le colonne, in caso contrario false.

Examples​

Example #1​

Determinare se la tabella contiene la colonna [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​

Determinare se la tabella contiene le colonne [Name] e [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