Table.Contains

语法

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

关于

指示指定的记录 row 是否显示为 table 中的一行。 可以指定一个可选参数 equationCriteria 以控制表中各行之间的比较。

示例 1

确定表是否包含行。

使用情况

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"]
)

输出

true

示例 2

确定表是否包含行。

使用情况

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"]
)

输出

false

示例 3

确定表是否包含只比较 [Name] 列的行。

使用情况

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"
)

输出

true