Closures are functions that are used to free variables which meansvariables are used locally, but defined in an enclosing scope.with the help of closures,javascript programmers are able to write ...

the following points define the importance or need of javascript closure. => use for callbacks and events this is where, closure plays a vital role. basically, this is the reason, why closure is so ...

My apologies for just getting around to responding. My guess is that if you are doing anything substantial with JavaScript then you have already been using closures. You use closures for hiding state, ...