Required Fields

The next pro plugin feature is the capability of adding the required field of some calculator elements. In general, a required field is an input field on a form that must have a non-blank value to be valid before submitting a form.

The element with the required field comes with a red asterisk symbol (REQUIRED) in the calculator form.

Checkbox, Radio button, Toggle button, File elements' examples with a notification message:

Dropdown, Quantity elements' examples with a notification message:

The notification message content can be changed in the Calculator Settings: Settings > Notifications

Sample Calculator with required field feature:

There has been created a sample calculator with elements that have the required field:

For each created element in this calculator contain the toggle button for enabling the required field option, you need to enable that option and save your work:

As the required field works only when there is the submit function in the calculator, after creating the desired calculator, you need to check the submit option in the Settings:

The main thing for the required field works properly is that there should be a submit button in the calculator:

Because after clicking the submit button, the required field does not allow non-chosen elements that have the required field is enabled.

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