In the below example from Codecademy, I don't really understand how the console can process the 'artist' parameter in a higher-order function, considering that we've only declared 'artists' up to this point? const artists = ['Picasso', 'Kahlo', 'Matisse', 'Utamaro']; artists.forEach(artist…
I have to create my own higher order filter() function to filter an array of 10 words that only returns word that have 6 or more letters but my function is only returning true and false and not omitting words…
The first book I have bought on JavaScript was unfortunately not for beginners. The book is "the joy of JavaScript" from Luis Atencio. I am still trying to understand some concept in this book 2 years after... There is a…
I'm trying to use reduce to take an array of objects and return an object in below expected format. Able to use it to create object based on validFrom but not able to visulize next steps. Tried to use map…