Conditional statements

IF function basics Conditional statements, conditional expressions, conditional processing, IF-THEN, or IF-THEN-ELSE are all names for a programming concept where conditions are tested and actions are performed if conditions are met. If a certain condition is met, something is calculated. If that certain condition is not met, either nothing happens or something else is calculated. In Excel, when conditions are met, something is TRUE. When conditions are not met, something is FALSE. TRUE and FALSE are logical values. You will