Logical functions are some of the most important and widely used functions. Think of decision making when considering logical functions. They enable you to decide if a formula will return one result or another. Which fork in the road will the formula take? Testing for true or false is often referred to as boolean in the FileMaker interface so get used to the terminology. While it is common for amateur developers to overuse these functions, if utilized properly, they are extremely powerful. Logical functions include Case, If, IsEmpty and Choose, to name a few of the most important.

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