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Creating Data Stories with Tableau Public by Matt Floyd, Ashley Ohmann

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The logic functions

Logic functions enable you to tell Tableau Public what to do when certain conditions are met. They are also known as conditional statements. The format is commonly referred to as IF THEN ELSE. You, as a programmer, ask Tableau to test whether a row of data meets a certain condition. If it does meet the condition, then there is an output, which can be another field, a discrete number, or a string. If the condition is not met, then you want a different output.

There are several logic functions in Tableau. Some of these functions are sub-functions or parts of others. We will focus on the following major functions:

  • IF, followed by THEN, ELSE-IF, or ELSE: This tests whether a condition is met and show the result if it is met as well ...

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