---
title: Evaluating a Boolean value
framework: appstoreconnectapi
role: article
role_heading: Article
path: appstoreconnectapi/evaluating-a-boolean-value
---

# Evaluating a Boolean value

Return given values for true and false results of a conditional.

## Overview

Overview Use the if() function in the expression of a matchmaking rule to return values depending on a Boolean conditional. For example, if (true, 0.0, 1.0) returns 0.0, and if (false, 0.0, 1.0) returns 1.0. Declaration any if(boolean $condition, any $ifTrue, any $ifFalse) Parameters -condition: An expression that evaluates to a Boolean value. -ifTrue: The value to return if condition is true. -ifFalse: The value to return if condition is false. Return value Returns ifTrue if condition is true; otherwise, ifFalse.