My project survey is using unique number is given to customer before starting.
I want customer to enter this unique number in first page , and my survey will check when I click start.
This unique number is saved in Database.
Unique customer id
Answers approved by surveyjs Support
Hello,
If the question is how to validate the answer on the server then we have two options:
survey.onServerValidateQuestions
event. Here is the example.- register async custom function and use it in an expression validator. Here is the example.
Thank you,
Andrew
SurveyJS Team
Hello,
And what is your question?
Thanks, Alex
SurveyJS Team