Show Buttons
Share On Facebook
Share On Twitter
Share On Google Plus
Share On Linkdin
Share On Reddit
Contact us
Hide Buttons

Check if an element exists in an array, based on that update an array

Problem description :

Write a function which detects if the given element exists in an array or not.

  • If it does not exist then adds it to an array
  • If it does exist then logs the message saying that it already exists to an array

Input : An array // [‘mango’, ‘banana’, ‘grapes’]

Logic :

  • Find if the given element exist in an array or not using Array.prototype.indexOf()
  • If it does not exist then adds it to an array and log the new array
  • If it does exist then log the message saying that it already exists to an array

Solution :

You may also like...

Leave a Reply

Your email address will not be published. Required fields are marked *