Do you already know the respondent's name, e-mail address, or other information? Thanks to hidden variables, you can enter this data directly into your form so that respondents have a more personalized experience and can focus on submitting the needed data. The data can be used by displaying it in the form, making the display of questions dependent on it. Additionally, hidden variables are saved with the answer in the form.
Remember! ?name=Johnny
First hidden variable, then the name of variable! Easy?
3. You can display variables in a form by clicking on $ when editing questions and descriptions.
4. In the next step, go back to the Hidden variables tab and copy the URL containing the variable name:
6. The hidden variable will be saved with the respondent's answer.