UNIQUE

Returns a list of unique values in a list or range.

Syntax

UNIQUE(array, [by_col], [occurs_once])

Arguments

Argument	Description	Required
array	The range or array from which to find the unique values.	Required
by_col	Whether to find unique values by column (TRUE) or by row (FALSE).	Optional
occurs_once	Whether to return only values that occur exactly once.	Optional

Examples

Get unique values from list

Find values that occur only once

Unique rows in table

Related Functions

Other Data functions:

• CHOOSE - Uses index to return a value from the list of value arguments
• COLUMN - Returns the column number of the current cell context.
• DROP - Drops the first N rows and optionally first N columns from an array. Returns an error if the result would be empty.
• FILTER - Returns a filtered array containing only rows that match the criteria
• GROUPBY - Groups data by a key and applies an aggregator function to each group
• HLOOKUP - Returns the corresponding value from the specified row of table which matches exactly or approximately to the first row of the table.
• HSTACK - Horizontally stacks arrays by appending columns
• INDEX - Returns a cell value from a list or table based on its column and row numbers.
• LAST - Returns the last N rows and optionally last N columns from an array. Returns an error if the result would be empty.
• MAP - Processes each row in an array with a formula including a COL or CELL keyword and returns it as a 2D array.
• MATCH - Returns the position of the item/lookup_value in the lookup_array or range.
• PICK - Selects specific columns from an array using column numbers or header names
• ROW - Returns the 1-indexed row number of the current cell
• SEQUENCE - Returns the list of generated sequential numbers in an array.
• SORT - Sorts the values in a range or array.
• TAKE - Returns the first N rows and optionally first N columns from an array. Returns an error if the result would be empty.
• TRANSPOSE - Returns the result after transposing the rows and columns of an array or range.
• VLOOKUP - Returns a value from a table by looking up a value in the first column and returning a value from the specified column
• VSTACK - Vertically stacks arrays by appending rows

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