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Contents > Functions reference (alphabetical list) > Logical functions > If function

If function
Format

If(test;result1;result2)
Parameters
test - any numeric value or logical expression
result1 - expression or field name
result2 - expression or field name
Data type returned
text, number, date, time, timestamp, container
Description
Returns one of two possible results depending on the value of test. If test is True (any non-zero numeric result), FileMaker Pro returns result1. If test is False (0), result2 is returned. Test must be an expression that returns either a numeric or Boolean (True, False) result.
Notes
If you have more than two possible results, consider using the Case function.
By default, if test refers to a field that doesn't yet contain a value, the If function returns an empty result. To override this functionality, deselect the Do not evaluate if all referenced fields are empty checkbox.
Examples
If(Country = "USA";"US Tech Support";"International Tech Support") returns International Tech Support, if the Country field contains France or Japan. Returns US Tech Support if the Country field contains USA.
If(State ="CA";Subtotal * CA Tax Rate;0) returns the tax if the purchaser is a resident of California, otherwise returns 0.
Related topics
Functions reference (category list)
Functions reference (alphabetical list)
About formulas
About functions
Defining calculation fields
Using operators in formulas

Contents > Functions reference (alphabetical list) > Logical functions > If function
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