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