Can you explain the global context in JavaScript?
Sure! In JavaScript, the global context refers to the outermost scope where all global variables and functions are defined. It's the default context in which your code runs.
What are some examples of global variables?
Examples of global variables include window
in browsers, which represents the global object, and any variable declared without var
, let
, or const
.
How does the global context differ in Node.js?
In Node.js, the global context is different because it uses the global
object instead of window
. Each module also has its own scope.
Can you explain how to avoid polluting the global context?
To avoid polluting the global context, you can use IIFE (Immediately Invoked Function Expressions) or modules to encapsulate your code.
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