Skip to content
This repository was archived by the owner on Sep 1, 2024. It is now read-only.

README: clarify what "optional" means #324

Draft
wants to merge 1 commit into
base: main
Choose a base branch
from
+1 −1
Draft

README: clarify what "optional" means #324

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion README.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,7 @@ class MyComponent extends React.Component {

MyComponent.propTypes = {
// You can declare that a prop is a specific JS primitive. By default, these
// are all optional.
// are all optional - `undefined` and `null` are allowed.
Copy link
Contributor

@ljharb ljharb Aug 25, 2020

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

in addition, they can be omitted entirely (which is distinct from being present but undefined). let's note that too!

optionalArray: PropTypes.array,
optionalBool: PropTypes.bool,
optionalFunc: PropTypes.func,
Expand Down