Explain: Arrow function or fat arrow function

What is arrow function
Arrow function also known as fat arrow function

The best feature ever release by javascript is the Arrow function. An arrow function is also known as a fat arrow function. Basically the use of arrow function is a concise way to write the function in javascript.

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Which is the best place to declare let, const and var variable in javascript?

What is difference between let, var and const?
Which is best place to write a variable for JavaScript?

A lot of features given by ES6(ES2015). And good things are many developers use features for solving real-life problem-solving. But beginner and many developers forget to use and make complex programs or applications. Today we are going to cover the difference between let, var, and const.

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