7.7 Form Validation

Needing help to figure out what I am doing wrong!

Question:

Fill the validateForm function to check that the phone number contains a number (use the isNaN function) and that the user name is less than 11 characters long. Display "Phone number is invalid" and/or "User name is invalid" in the console log if the check does not pass. Use the preventDefault function to avoid submitting the form when the inputs are invalid. HTML JavaScript function validateForm(event) { let phoneNumber = form.phoneNumber.value; let userName = form.userName.value; 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 /* Your solution goes here */ if(!isNaN(phoneNumber)) { if(userName.length