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Wednesday, July 7, 2021

How to remove falsy values from array

In this article we will remove falsy values from array.there are only six falsy values in javascript: [x] undefined [x] null [x] NaN [x] 0 [x] "" (empty string) [x] and false Passing Boolean in filter will remove all falsy values.


let users = ['Abu jaid', 0, 'Tarun', null, 'Amit', false, undefined, '', NaN,'Randhir kumar'];
let filtered = users.filter(Boolean);
console.log(filtered); // ["Abu jaid", "Tarun", "Amit","Randhir kumar"]
  

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