AP Chemistry Course Prep

Robyn Neilsen

Robyn Neilsen is a Content Writer for MEK Review. She was a dedicated English teacher in the New Jersey public school system for 13 years and is passionate about sharing resources, content, and tips for students and parents.

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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; } } }