sachingvit

How to reverse all word plcae-in string, 


let str = "Hello JavaScript World";
const checks = str.split(" ");
const reverse= checks.reverse().join(" ");

console.log(reverse);

>>> "World JavaScript Hello"

sachingvit

Flattening an array in JS. 

Ex: Input : [[1, 2, 3], 4, [5, [6, 7]] 
Output: [1, 2, 3, 4, 5, 6, 7]

::: Using concat() :::

let list = [[1, 2, 3], 4, [5, [6, 7]];
let flat_array= [];