“Aprofetos React” Respostas de código

reaja datilografrifício nativo

npx react-native init MyApp --template react-native-template-typescript
Friendly Finch

Aprofetos umof

import PropTypes from 'prop-types';

MyComponent.propTypes = {
  // You can declare that a prop is a specific JS type. By default, these
  // are all optional.
  optionalArray: PropTypes.array,
  optionalBool: PropTypes.bool,
  optionalFunc: PropTypes.func,
  optionalNumber: PropTypes.number,
  optionalObject: PropTypes.object,
  optionalString: PropTypes.string,
  optionalSymbol: PropTypes.symbol,

  // An object that could be one of many types
  optionalUnion: PropTypes.oneOfType([
    PropTypes.string,
    PropTypes.number,
    PropTypes.instanceOf(Message)
  ])
};
baruchiro

Instale o react dos protypes

npm install --save prop-types
Rich Rhinoceros

reaja forwardref

const FancyButton = React.forwardRef((props, ref) => (
  <button ref={ref} className="FancyButton">
    {props.children}
  </button>
));

// You can now get a ref directly to the DOM button:
const ref = React.createRef();
<FancyButton ref={ref}>Click me!</FancyButton>;
Inquisitive Impala

Aprofetos React

how to use propType in react for typeSafety
Repulsive Raccoon

Aprofetos React

how to use PropTypes in React for typeChecking
Repulsive Raccoon

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