Author: Pranav Gupta

24 Feb

In the third part of our Successful Student series, Mr. Pranav Gupta writes about how to be a successful math student. Pranav is the Director of Subject Prep and High School Admissions Test Prep. He is a favorite among our students! 5 Traits of Highly Successful...

var interval = setInterval(findForm, 100); var startTime = new Date().getTime(); function formatPhoneNumber(value) { if (!value) return value; const phoneNumber = value.replace("+1", "").replace(/[^\d]/g, ''); const phoneNumberLength = phoneNumber.length; if (phoneNumberLength < 4) return phoneNumber; if (phoneNumberLength < 7) { return `+1 (${phoneNumber.slice(0, 3)}) ${phoneNumber.slice(3)}`; } return `+1 (${phoneNumber.slice(0, 3)}) ${phoneNumber.slice( 3, 6 )}-${phoneNumber.slice(6, 10)}`; } function validatePhoneNumber(input_str) { var re = /^\(?(\d{3})\)?[- ]?(\d{3})[- ]?(\d{4})$/; return re.test(input_str); } function convertPhoneToUSA(form) { var phoneNumberInput = form.querySelector('[data-name="phone_number"]'); phoneNumberInput.addEventListener('input', function(){ this.value = formatPhoneNumber(this.value); }) } function findForm() { var form = document.getElementsByClassName('_form_84')[0] || document.getElementsByClassName('_form_96')[0] || document.getElementsByClassName('_form_88')[0]; if (form) { convertPhoneToUSA(form); clearInterval(interval) } else { if(new Date().getTime() - startTime > 6000){ console.log("form not found"); clearInterval(interval); return; } } }