(Hint: It makes shouldComponentUpdate and PureComponent cranky)
In a previous post, I explained how to extract React child components to avoid
using bind or arrow functions in render
[https://medium.freecodecamp.org/react-pattern-extract-child-components-to-avoid-binding-e3ad8310725e]
. But I didn’t provide a clear demo to show why this is useful.

Here’s a quick example.

In this example, I’m using an arrow function in render to bind the relevant user
ID to each delete button.

On line 35, I’m