Since React is at its core just plain JavaScript, you can add comments to your
code the same way you add comments to JavaScript code using // for single-line
comments and /* */ for a multiline comment.
When you need to insert a comment into JSX, using <!– –> to write comments as
you did with HTML will not work.
We can instead use the same syntax we use to write comments in JavaScript by embedding
it with {} tags.
Just keep in mind that you cannot include a one-line comment using // like
shown below:
The closing bracket } becomes part of the comment and is ignored, causing an
error due to an unbound closure.
If you prefer using // ensure that the line doesn't contain the closing
bracket like this: