Cache your #react event listeners to improve performance.
▻https://hackernoon.com/cache-your-react-event-listeners-to-improve-performance-37bda57ac965?sou
An under-appreciated concept in #javascript is how objects and functions are references, and that directly impacts React performance. If you were to create two functions that are completely identical, they are still not equal. Try for yourself:▻https://medium.com/media/0d887bdd2f9afd017dce4b07f5484ee1/hrefBut check out the difference if you assign a variable to an already-existing function:▻https://medium.com/media/150e187dd97a13036d6addd58b3fa49e/hrefObjects work the same way.▻https://medium.com/media/937c9c26bd1b65bbee2f07387b7d7371/hrefIf you have experience in other languages, you may be familiar with pointers. What is happening here is that each time you create an object, you are allocating some amount of memory on the device. When I said that object1 = , I have created a chunk of (...)