JavaScript Best Practices- Part 1
Blog >> Javascript Best Practices >> JavaScript Best Practices- Part 1
JavaScript is one of the utmost prevalent client-side scripting languages. It is a necessary skill for those who desire to make a profession in proficient web development. So, here, Deep Dive placing down some invigorating JavaScript guidelines and coding best practices which support ramp up rapidly.
Java Script is the effective standard for applying a continuous interaction among a user and the webpage. And nearly, all present-day browsers support it. It is the leading technology behind dynamic the modern UX/server-side frameworks such as AngularJS and NodeJS. Therefore, if you study to write clean and robust JavaScript code, then it will raise your probabilities of getting hired.
Before we initiate with the JavaScript guidelines, you should identify the JavaScript is scripting language which follows a set of specification known as ECMA script. Its leading edition came in 1997 and last publication version, the 7th edition is ECMA 2016.

1. Use===Instead of ==
JavaScript develops two diverse types of equality
Operators: ===I! == And ==I! = it is considered greatest practice to constantly use the prior set when comparing.
“Uncertainty two operands are of the same type and value, then ===produces true and! == Produces false.” – JavaScript: The Decent Parts.
Though, while working with ==and! =, you will run into concerns while functioning with different types. In these cases, they will try to force the principles, unsuccessfully.
2. Eval = Bad
For those unaware, the “eval” function contributes us access to JavaScript’s complier. Fundamentally, we can implement a string’s result by passing it as a constraint of “eval.”
Not only will this cut your script’s presentation extensively, but it also poses an enormous safety risk because it grants far too much command to the passed in text. Elude it!