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const for variable declaration. The
let keyword allows you to declare variables that are limited to a block of scope, while
const is used for variables that cannot be reassigned12.
When dealing with objects and arrays, you can take advantage of destructuring. Destructuring is an efficient way to extract values and assign them to variables. It makes your code cleaner and easier to understand1.
this value, which can be very useful in certain contexts1.
With ES6, we now have template literals, a new way to handle strings. They allow multiline strings and string interpolation, making it much easier to create dynamic strings3.
Regarding scope, ES6 introduced block scoping, which is a scope that's limited to the block, statement, or expression where the scope is defined. This is a game-changer as it prevents pollution of the global namespace and reduces the risk of variable collision3.
splice method for changing the content of an array by removing or replacing elements4.
map method for creating a new array based on the original array4.
filter method for filtering out certain elements and creating a new array4.
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