Pre-Populate URL Parameters with Embedded Forms
https://www.example.com?first=red&second=blueThe URL parameters come after the question mark ‘?’ and multiple parameters are separated with ampersands ‘&’. This URL contains parameters ‘first’ and ‘second’ with the corresponding values ‘red’ and ‘blue’. Using the prePopulate value in the form’s embed code lets form owners pre-populate the embedded forms. A previous article shows how to accomplish that using the site’s back-end language (php, java, .NET, asp, etc.). For form owners without back-end knowledge or access, these are instructions for using basic HTML files and Javascript.