JavaScript Arrays

Master JavaScript arrays with our cheatsheet! Discover crucial methods, syntax, and best practices to manage, manipulate, and optimize your array data.

Accessing Elements I

Iterating I

Iterating II

Mutating I

General I

You excel at blocking roundhouse kicks with your head. Dodging punches is for quitters. Time intervals at this level are between 1 and 2 days.

Ninja Noob

No, not the ones you’re thinking about. Those are copy written. Quick, think of a different amphibian before we all get sued! Time intervals at this level are between 1 and 2 weeks.

Adolescent Mutated Pugilist Amphibian

Rush him all at once? Nah, let’s take turns. Man, we are terrible at our job. Time intervals at this level are about a month.

Hapless Movie Ninja

Your productivity is strong! Now go forth, work quickly, and convince your boss that it’ll take longer than it will actually take. Time intervals at this level are between 1 and 2 months.

Dojo Master

You are now so fast that your projects get done before your supervisor even finishes prattling on about the 'project’s new customer validation pivot strategy’. Time intervals at this level are between 3 and 6 months.

Dojo Grand Master

My God you are magnificent! Imagine crossbreeding a Great White Shark with Chuck Norris. Yea, that’s how cool you are. Time intervals at this level are about 1 year.