Javascript is a cross-platform, object-oriented scripting language. It is the core language used in web browsers to provide additional functionality for web pages
Javascript is what allows you to manipulate the HTML on a person page or respond to the users events such as mouse clicks, form input and page navigation.
See what happens when you press A or D?
Open up JS Bin
Step 1: Make sure the Javascript and console tabs are open
Step 2: Write the following code below:
console.log("Hello, World");
The program should've copied what you said in the brackets.
We can get Javascript to do some math and show the answer
console.log(4+5);