variables.The question of tracking the change of variables (or properties of objects) in jаvascript arises, as a rule, for developers after some time spent writing code. At the very moment when question "and how to do it? "Is replaced by the question" .and how to do it more optimally? ". Agree, "link" the property responsible for any dynamic value of your web application, with the function of updating the DOM tree, or with methods that build calculations that would later work only with the model, without thinking about the subsequent necessary manipulations - not only convenient...
Photo Adam Engelhart / CC /Wave body
The Wave Organ Is an acoustic sculpture. It is ...[/h]