This is how functional try-catch transforms your JavaScript code

By rahmat hidayat

Saturday, November 4, 2023

Cleaner, modular, and maintainable code

*-affiliate link. When you purchase through these links, we may earn a commission at no extra cost to you. Coding quiz Can you guess the output here? JavaScript basics for beginners Learn JavaScript from quickly and unlock your potential as a web developer with this step-by-step course. Taught by a top-rated instructor with 6 complete hours of HD videos, practical exercises. Check it out* Featured content This is how functional try-catch transforms your JavaScript code A pure tryCatch() function avoids mutable variables makes our code more maintainable and predicatable. Instead of this: We use this: No external states are modified – tryCatch() encapsulates the entire error-handling logic and produces a single output. Our catch turns into a one-liner with no need for braces. Even if you prefer your try-catch directly, there are two important rules of thumb you should follow when handling exceptions. Read more 7 little-known but powerful array methods in JavaScript There's much more to JavaScript arrays than map(), filter(), and push(). How many of these have you used? 1.Array copyWithin() method Copies a part of an array to another position in the same array and returns it, without increasing its length. 2.Array at() method Read more

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