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Shorthand: Now we have a validate function we can reuse in all forms without needing to write a custom validation function for each.
Longhand: Return is a keyword we use often to return the final result of a function.
An arrow function with a single statement will implicitly return the result its evaluation (the function must omit the braces ( If you are working with any popular web framework, there are high chances you will be using arrays or data in the form of object literals to pass information between components and APIs.
Besides, who wants to work with ones and zeroes if you are not dealing with binary?
There is, however, a very practical use case for the Double Bitwise NOT operator.
To help you understand what is going on, I have included the longhand versions to give some coding perspective.
August 25th, 2019: This article was updated to add new shorthand tips based on the latest specifications.Unfortunately, this might not be what you want — you may need to create an entirely new object without mutating any of the existing objects.The easiest way is to use the There is no limit to the number of object properties you can merge.ES6 provides an even easier way of assigning properties to objects.If the variable name is the same as the object key, you can take advantage of the shorthand notation.This really is a must read for any Java Script developer.I have written this guide to shorthand Java Script coding techniques that I have picked up over the years.If you want to learn more about ES6 and beyond, sign up for Site Point Premium and check out our extensive library of modern Java Script resources. It’s good practice to declare your variable assignments at the beginning of your functions.This shorthand method can save you lots of time and space when declaring multiple variables at the same time.He was a website consultant at Console, ABC News, Flight Centre, Sapient Nitro, and the QLD Government and runs a tech blog with over 1 million views per month.Currently, Sam is the Founder of Crypto News, Australia.