Calculated fields are non editable fields which calculates it's value from other configured document fields.
For example :
Inside a Invoice ${Total} can be a calculated field because Total will be calculated based on number of items and prices.
You can configure the calculated fields by selecting "Calculated" as field type and by providing valid custom expressions.
Calculated Field Types :
Pre-Defined
Expression
Some of the types of predefined values that are supported are
Unique Id
Current Date and Time
Each new form submission will be generated with a System Generated Unique Id.
Click on "Create New Field" and select field type as "Calculated".
Next Select "Calculated Type" as "Pre-Defined" from a drop down option.
Select "Unique Id" option.
Save the field configuration.
Each new form submission will be generated with a Form Submission Date And Time.
Click on "Create New Field" and select field type as "Calculated".
Next Select "Calculated Type" as "Pre-Defined" from a drop down option.
Select "Current Date/Time" option.
Choose "Date/Time Format" and "Time Zone" (default local timezone).
Save the field configuration.
Types of Expressions
Custom Expression
Calculates the user custom expressions and generates the document/pdf.
Click on create new field give field name and select field type as "Calculated Field".
Go to "Custom Expression" , select input fields(form fields) from right corner menu(3 dotted symbol).
Custom Expression can have any valid mathematical expression including (), +, * , / etc.
Configure your custom expression and click on "Check Expression".
Provide some test values for your fields and click on "Test Expression"
Test Expression will evaluate your values and provide the test results.
Invalid Inputs :
Valid Inputs: