Functions
The Formula builder includes functions that you can use when building formulas. Each function is a code that performs a specific operation.
Insert functions to a formula
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Open the Formula builder from the Form designer, Rules, or Variables tab. See, Access the Formula builder.
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In the Lookup pane on the right, select the Functions tab.
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Hover the cursor over the function you want and click Insert.
Tip:-
Use the Search bar to find the function you want.
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Click the function you want to view its description, format, and an example on how to use it.
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Update functions in a formula
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Open the form you want and go to the Form variables tab.
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Click
next to the variable you want to update.
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Update the formula in the formula builder and click Update.