Learn Javascript Arrays and Loops Interactive
**Learn JavaScript Arrays and Loops**: Master loops with an interactive tutorial packed with exercises. Get instant feedback from our AI mentor, auto-grading, and video solutions. Practice key concepts like for, forEach, while, map, filter, find, and looping through object literals.
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Skill level
EASY
Time to complete
12 hours
Access
Free
Prerequisites
None
<span style="font-weight: 700;"><span><span style="font-size: 1.5rem;">About this exercise</span></span></span>
About this exercise
Syllabus
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Welcome to Loops
Practice JavaScript loops: for, forEach, while, map, filter, find, and iterating over object literals.
Hello World
Use console.log() to print 'Hello World' to the console, learning the basics of output in JavaScript.
Print the last one
Practice accessing the last element of a randomly generated array using its length property, then assign it to a variable and print it to the console.
forEach Loop
Practice using the forEach loop to filter and print only numbers divisible by 14.
Everything is awesome
Practice comparing array items and pushing the number 1 or the string 'Yahoo' into a new array based on each item's value.
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