Build a custom online form with field validation to prevent invalid submissions. Jotform offers several methods for validating fields and setting form rules, so you can always ensure that people fill out your form correctly.
Get the data you need and make sure users fill out your forms correctly. Require certain form fields, set form field limits, verify email addresses, add conditions or widgets, and set up pattern-side, server-side, or client-side validation.
Set Up Field Validation
Prevent incomplete or incorrect form submissions by automatically validating form fields. Jotform offers several validation methods to ensure that you collect valid data from everyone who fills out your form.
Require form fields
Make sure you get the data you need by requiring specific fields on your form. Prevent form submission if these form fields are unfilled.
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