React Fiber is an ongoing reimplementation of React's core algorithm. It is the culmination of over two years of research by the React team.
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// It is important to declare your variables. | |
(function() { | |
var foo = 'Hello, world!'; | |
print(foo); //=> Hello, world! | |
})(); | |
// Because if you don't, the become global variables. | |
(function() { |
Zach Caceres
Javascript does not have the typical 'private' and 'public' specifiers of more traditional object oriented languages like C# or Java. However, you can achieve the same effect through the clever application of Javascript's function-level scoping. The Revealing Module pattern is a design pattern for Javascript applications that elegantly solves this problem.
The central principle of the Revealing Module pattern is that all functionality and variables should be hidden unless deliberately exposed.
Let's imagine we have a music application where a musicPlayer.js file handles much of our user's experience. We need to access some methods, but shouldn't be able to mess with other methods or variables.