That means you can add string properties to your array, With for and for/in, you need to print out arr: for ( let i = 0 i console.log(v)) For example, suppose you want to print out the values stored in the below array: const arr = The for and for/in looping constructs give you access to the index in the array, not the actual element. I'll also link to the relevant ESLint rules that you can use to enforce looping best practices in your projects. I'll provide an overview of the difference between these looping constructs using several different edge cases. In this article, I'll describe the differences between iterating over an array with the 4 primary looping constructs: Some style guides go so far as to ban certain looping constructs. Tradeoffs are a common cause of confusion. There's numerous ways to loop over arrays and objects in JavaScript, and the
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