Boolean

A boolean, or “bool” for short, is one of either True or False. You will sometimes see a boolean referred to as a “flag”.

Synonyms:

True, False

Glossary: Expression
Equality Comparisons in Ren'Py
This tutorial covers equality comparisons in Ren'Py, as well as the concepts of Truthy and Falsey. You'll learn how to compare things like strings and integers to display different dialogue.
Equality Comparison Quiz
Ready to test your knowledge of equality comparisons and truthy/falsey in Ren'Py? Here's a quiz to show what you've learned.
Resources
A Quick Primer on Variables in Ren'Py
In this tutorial for beginners, you'll learn about booleans and how to set up variables in Ren'Py.