In this content, the author discusses the importance of optimizing long tasks when processing large arrays in web development to ensure an unresponsive user experience is avoided. The author highlights that synchronous processing can lead to delays and frustration for users, emphasizing the need for asynchronous approaches, such as utilizing the yield function. A key insight is that using setTimeout compared to scheduler.yield can significantly affect processing time, with batching by time proving more effective than by the number of items in the array. Additionally, the author addresses the impact on frame rate, providing tips on how to maintain a smooth user interface while processing tasks efficiently.
https://calendar.perfplanet.com/2024/breaking-up-with-long-tasks-or-how-i-learned-to-group-loops-and-wield-the-yield/