MyComponent.propTypes = {
items: PropTypes.arrayOf(
PropTypes.shape({
code: PropTypes.string,
id: PropTypes.number,
})
),
};import PropTypes from "prop-types";
MyComponent.propTypes = {
name: PropTypes.string,
id: PropTypes.number.isRequired,
img: PropTypes.string
grades: PropTypes.arrayOf(PropTypes.number),
friends: PropTypes.arrayOf(
PropTypes.shape({
id: PropTypes.number,
})
),
list: PropTypes.arrayOf(PropTypes.any),
};
MyComponent.defaultProps = {
img: "https://picsum.phones/200/300",
}import PropTypes from 'prop-types';
class Greeting extends React.Component {
render() {
return (
<h1>Hello, {this.props.name}</h1>
);
}
}
Greeting.propTypes = {
name: PropTypes.string
};size: PropTypes.oneOfType([
PropTypes.string,
PropTypes.number
]),