how to type react props code example

Example 1: ts react props type

type Props = {
  size: string;
}

const Component = ({ size = 'medium' }: Props) => (
  <div className={cn('spinner', size)} />
);

Example 2: react proptypes example

// proptypes using class component
Detaljer.PropTypes = {
  detaljer: PropTypes.string.isRequired,
  feilkode: PropTypes.string,
  removeEvent: PropTypes.string.isRequired
};

// proptypes using function component
Detaljer.propTypes = {
  detaljer: PropTypes.string.isRequired,
  feilkode: PropTypes.string,
  removeEvent: PropTypes.string.isRequired
};