React - Use PropTypes to Define the Props You Expect

JavaScript
1

Tell us what’s happening:
Describe your issue in detail here.

  **Your code so far**

import PropTypes from 'prop-types';

const Items = (props) => {
return <h1>Current Quantity of Items in Cart: {props.quantity}</h1>
};

// Change code below this line
Items.propTypes = {
quantity: PropTypes.number.isRequired
};
// Change code above this line

Items.defaultProps = {
quantity: 0
};

class ShoppingCart extends React.Component {
constructor(props) {
  super(props);
}
render() {
  return (
      <Items quantity={10}/>
    )
}
};



  **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Challenge: React - Use PropTypes to Define the Props You Expect

Link to the challenge:

2

Hello there.

Do you have a question?

If so, please edit your post to include it in the Tell us what’s happening section.

Learning to describe problems is hard, but it is an important part of learning how to code.

Also, the more information you give us, the more likely we are to be able to help.

3

You have to remove the import you added. The package is already available for the challenge/tests.

4

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