How do I use global scope in JavaScript?

How do I use global scope in JavaScript?

Global scope in JavaScript refers to variables that are accessible from anywhere in your code. You can create a global variable by declaring it outside of any function.

Can you give me an example of a global variable?

Sure! For example, if you declare var myGlobalVar = 10; outside of any function, myGlobalVar can be accessed in any function within the same script.

What are the risks of using global variables?

Using global variables can lead to naming conflicts and make your code harder to maintain. It's often better to limit their use.

How can I avoid global scope issues?

You can avoid global scope issues by using local variables within functions, or by using modules to encapsulate your code.