React 18

Last Updated: 10/14/2023

Update Arrays Immutably

If you have an array, we should not mutate or change it. Instead, we should give react a new array object.

//add
setTags[...tags, "new tag"];

//update
setTags(tags.map(tag => tag === "tag2" ? "tag2 updated": tag);

//remove
setTags(tags.filter(tag => tag !== "tag1");