Jenen Im YouTube VLOG: BeautyCon LA Weekend x Zy 7A. Form validaticn G Fill the validateform function to e Fill The ValidateForm Function TL | + C https:/ 8ManSpring2019/chapter/7/section/ ks My library> COMP 408: Web Programming home>7.4: Form validation zyBooks catalog ? Help/FAQ e CHALLENGE.4.1: Form validation. ACTIVITY Reset 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 Your solution goes here 8 f (sNaN(phonelumber))/*this if statement returns true if the eenterd numbe is numbers ,return false if the entered nota alert( "Phone number is invalid"); event.preventDefault); return false; 10 12 13 15 16 f (userName.length