Google Apps Script: delete Google Form Responses

Go to https://script.google.com/home (you will need to be signed in a google account) and create a new project

Localize the Google Form ID

Copy this code in the editor

function deleteFormResponses() {   var formId = "4XIVyVJa68qY1N04CrbfPz8gem5yzXMXltS-JLrX";   var form = FormApp.openById(formId);   form.deleteAllResponses(); }

Change the value of "formId" with the value of your form ID