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Table.FirstN

Returns the first count rows specified.

Syntax

Table.FirstN(
table as table,
countOrCondition as any
) as table

Remarks

Returns the first row(s) of the table table, depending on the value of countOrCondition:

  • If countOrCondition is a number, that many rows (starting at the top) will be returned.
  • If countOrCondition is a condition, the rows that meet the condition will be returned until a row does not meet the condition.

Examples

Example #1

Find the first two rows of the table.

Table.FirstN(
Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567"],
[CustomerID = 2, Name = "Jim", Phone = "987-6543"],
[CustomerID = 3, Name = "Paul", Phone = "543-7890"]
}),
2
)

Result:

Table.FromRecords({
[CustomerID = 1, Name = "Bob", Phone = "123-4567"],
[CustomerID = 2, Name = "Jim", Phone = "987-6543"]
})

Example #2

Find the first rows where [a] > 0 in the table.

Table.FirstN(
Table.FromRecords({
[a = 1, b = 2],
[a = 3, b = 4],
[a = -5, b = -6]
}),
each [a] > 0
)

Result:

Table.FromRecords({
[a = 1, b = 2],
[a = 3, b = 4]
})

Category

Table.Row operations