How to Call JavaScript Function in Another JavaScript File

Overview

I was working on a project and there is a scenario that I have to call a function which is defined in a JavaScript File in another JavaScript File. So, in the code below you can see that how we can call the function in another JavaScript file.

Code:

Step 1: We have the following function in Scripts/Hello JavaScript File:

function HelloWorld() {
    //print Hello World
    $("#UserMessage").html("Hello World");
}

Step 2: Now we have to call it in another JavaScript File as named Activity. Follow the code given below to call it:

$.getScript('/Scripts/Hello.js', function () {
      HelloWorld();
});