Indicate that a prop is required by the component. Doing this will display a warning in the console if the prop is not passed.

Réponse

.isRequired.

Colonne
Je sais un peu
Explication

Property .isRequired can be chained to prop types.

Exemple d'utilsiation :
MyComponent.propTypes = {
year: React.PropTypes.number.isRequired
};

Question

Indicate that a prop is required by the component. Doing this will display a warning in the console if the prop is not passed.

Thématique
react .js