Tips to optimise rendering of a set of elements in React — Medium

Awesome tips to optimise rendering of a set of elements in #ReactJS:

  • Don’t update the app component if a list has the same number of elements and order of elements is the same
  • Time for rendering with a simple classic optimisation
  • Now take a look into “render()” function of App component.
  • If we update elements rarely we can keep this code the way it is.
  • The thing I don’t like in this code is that `render()` of app component will be called on EACH update.

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@ReactiveConf: “Awesome tips to optimise rendering of a set of elements in #ReactJS:”


There is a guide to increase React performance. The advanced tip will increase speed by 20 times.


Tips to optimise rendering of a set of elements in React — Medium