LibreOffice 25.2 Help
Filters a data range or array based on specified conditions.
FILTER( Range; Criteria [; Return if empty])
Range: The array or range to filter.
Criteria: A boolean array whose height (filtering by columns) or width (filtering by rows) is the same as the array, used to select data from the Range.
Result if empty: (optional) the value to return if all values in the Criteria array are empty (filter return nothing).
{=FILTER(A2:C13;A2:A13>50)} returns the array containing all grades with Maths grade above 50. Note that this is an array formula.
| 57 | 49 | 12 | 
| 56 | 33 | 60 | 
| 57 | 
{=FILTER(A2:C13;B2:B13>90;"No results")} Returns the string "No results", since no grade on Physics is above 90.
COM.MICROSOFT.FILTER