javascript - How to find or create a questionnaire with the function of the prohibition on the same answer? -

i need help. need find questionnaire in answer question (for example, telephone number) may not same 2 users. example:

enter phone number:

first user enters phone number: 123456789 , completes survey.

the second user starts question , answers same phone number 123456789. receives error message or request enter different answer.

or there easy implementation of problem using php or javascript.

maybe possible implement surveymonkey api.

i glad of or advice.

google forms writes spreadsheet database, allows regular expression fields , attached scripts. set field mach required format, validate response script.