How to get information from the age field?

Question

PHP

Hello, the site has a form and the form has a slider in the Age item. How to get information from this field via $_POST as from the same field, for example last name
Here is the site itself https://clck.ru/D23js

Answer 1

Dmitry , if I'm not mistaken, you won't be able to get this through php, as an option, I suggest writing the value from span using js in a hidden field.
Will this solution work?