この関数は Google スプレッドシートでも Excel と同じように機能します。構文も引数も同じです。
UNIQUE(array, [by_col], [exactly_once])The UNIQUE function extracts a list of distinct values from a specified range or array. It can be configured to compare rows or columns and can optionally filter for values that appear only once.
=UNIQUE(A2:A6)結果: Unique list
Returns a list of all distinct values found in the range A2:A6.
No, UNIQUE treats 'Apple' and 'apple' as the same value.