Examples for the filter formula excel
Copy these examples into a spreadsheet and adjust the ranges for your own data.
FILTER syntax pattern
=FILTER(array, include, [if_empty])Use this FILTER pattern as the starting point for your spreadsheet formula.
FILTER in a worksheet
=FILTER(array, include, [if_empty])Filters an array of values by a list of booleans.
When to use FILTER
Use FILTER when you need to filter an array of values by a list of booleans.
- Filter, sort, deduplicate, and combine spreadsheet arrays.
- Build dynamic formula outputs from ranges.
How FILTER works in Quadratic
In Quadratic, FILTER follows the syntax FILTER(array, include, [if_empty]). The function works inside Quadratic formulas and can be combined with spreadsheet ranges, tables, and other formulas.
Common FILTER mistakes
Most FILTER issues come from mismatched argument types, ranges that do not cover the intended data, or optional parameters being omitted when the default behavior is not what you expected.
- Check each required parameter before copying the formula across a sheet.
- Confirm that ranges line up with the rows or columns you intend to analyze.
- Use Quadratic AI to explain or debug the formula when the result looks wrong.