Table.Contains

指出指定的記錄是否顯示成資料表中的資料列。

Syntax

Table.Contains(
    table as table,
    row as record,
    optional equationCriteria as any
) as logical

Remarks

指出指定的記錄 row 是否顯示成 table 中的資料列。 可指定選擇性參數 equationCriteria 以控制資料表資料列之間的比較方式。

Examples

Example #1

判斷資料表是否包含資料列。

Table.Contains(
    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 = "Bob"]
)

Result:

true

Example #2

判斷資料表是否包含資料列。

Table.Contains(
    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 = "Ted"]
)

Result:

false

Example #3

在只比較 [Name] 資料行的情況下，判斷資料表是否包含資料列。

Table.Contains(
    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"]
    }),
    [CustomerID = 4, Name = "Bob"],
    "Name"
)

Result:

true

Category

Table.Membership