JavaScript

JavaScript call() vs apply(): A Complete Guide (Examples)

In JavaScript, the call() and apply() methods are both used to borrow and call a function on another object. The only difference between them is the way they accept arguments: Both methods are useful when borrowing functionality. To call a function of one object on another object you can use call() or apply(). This is …

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JavaScript ‘throw new Error’ vs ‘throw Error’ vs ‘throw something’

In JavaScript the difference between throw Error and throw new Error is that: When it comes to behavior, there’s really no difference between throw Error and throw new Error. For example: But the more technically correct way to throw a new Error object is by using the throw new Error instead of throw Error. Also, …

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JavaScript for…of vs for…in Loops (A Complete Guide)

In JavaScript, the difference between for…of loop and a for…in loop is that: This guide teaches you what are the for…of and for…in loops in JavaScript. Besides, you will learn what’s the main difference via practical examples. Even though the above answer gives you a good hint about the distinction, there are useful and illustrative …

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