proptypes react children code example

Example 1: react props.children proptype

import PropTypes from 'prop-types'

...

static propTypes = {
    children: PropTypes.oneOfType([
        PropTypes.arrayOf(PropTypes.node),
        PropTypes.node
    ]).isRequired
}

Example 2: react proptypes

import PropTypes from 'prop-types';

class Greeting extends React.Component {
  render() {
    return (
      
Hello, {this.props.name}
    );
  }
}

Greeting.propTypes = {
  name: PropTypes.string
};

Example 3: react propthpes or

size: PropTypes.oneOfType([
  PropTypes.string,
  PropTypes.number
]),