If there is an already created form, how to write a script for it to send data to the mail?

Question

JavaScript

If there is an already created form, how to write a script for it to send data to the mail? Maybe someone can give an example. I will be very grateful!

Answer 1

vardata = $('.form').serialize();
$.ajax({
url: '/url.php',
type: 'POST',
data: data,
success: function(answer){
alert(answer);
}
});

Answer 2

https://www.youtube.com/watch?v=0bexJuzHFRo