How to make live content change?

Question

JavaScript

Hello everyone, how to make a live content update? For example, I write in intupe 200px changes in css height to 200px and the text changes below
https://jsfiddle.net/Lsrtre50/

Answer 1

There are events in js, we cling to the change event in the input ( https://api.jquery.com/change/ ) and change the css ( https://api.jquery.com/css/ )
Example:

$('#some').on('change',function(){
    var color = $(this).val();
    $('#mydiv-color').css({
             color: color
     });
});