Mar 18, 2022 · I made an example of 'setTimeout vs requestAnimationFrame' to find out how different they are. As you can see, the orange box arrives to the destination first. The green box jump some times and slower.

Mar 9, 2020 · With requestAnimationFrame method, you can tell the browser that you want it to perform a specified function before the next repaint. Even though the aim of the method is to perform animations,...

Aug 2, 2016 · requestAnimationFrame produces higher quality animation completely eliminating flicker and shear that can happen when using setTimeout or setInterval, and reduce or completely remove frame skips.

I thought I mastered the JavaScript Event Loop until I met requestAnimationFrame. @T.J. Crowder provided me with the following code snippet. // Schedule a microtask. Promise.resolve().then(() => { log("microtask"); }); // Schedule animation frame callback. requestAnimationFrame(() => { log("requestAnimationFrame"); }); // Schedule a macrotask.

Mar 7, 2025 · The setTimeout and requestAnimationFrame are functions that can be used to execute code after a delay. However, they serve different purposes and are optimized for different scenarios, especially when it comes to animations and performance.

Dec 13, 2023 · In this post, we'll compare `setTimeout(0)` and `requestAnimationFrame` to help you understand their differences and how to use them effectively. `setTimeout(0)` is a method that's often used to delay the execution of a block of code until the next tick of the event loop.

Jun 2, 2024 · To handle asynchronous operations, JavaScript uses a mechanism called the Event Loop. This article delves into how the event loop works and demonstrates how to achieve more precise setTimeout...

Jan 29, 2025 · It requests the browser to call a user-supplied callback function before the next repaint. The frequency of calls to the callback function will generally match the display refresh rate.

Jan 13, 2025 · Using requestAnimationFrame instead of setTimeout/setInterval for animations in JavaScript makes a significant difference in terms of performance and user experience. This approach provides:

Mar 13, 2025 · Best Practices for Handling the Event Loop Efficiently ️ Use Debouncing and Throttling : Prevent excessive function calls using setTimeout or requestAnimationFrame . ️ Break Large Tasks : Divide intensive computations to avoid blocking the Call Stack.