prop-types

utility validation reactive

The prop-types library provides runtime type checking for React props and similar objects. It allows developers to ensure that the data types of the props passed to a component match the expected types during development.

Latest Ver 15.8.1

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Precision in Types, the Beginning of a Successful Project

Define clear expected inputs for your components with prop-types to promote stable app development.

prop-types is a library for validating types of props in React components.

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License: BSD-3-Clause

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https://cdnjs.cloudflare.com/ajax/libs/prop-types/15.8.1/prop-types.js

https://cdnjs.cloudflare.com/ajax/libs/prop-types/15.8.1/prop-types.min.js

Sample Code

⚠️ Some code, including import statements, may not run properly on jsFiddle. If it fails to execute, please copy the code and try it in your own environment.

📄 HTML
<script>import PropTypes from 'prop-types'; class Greeting extends React.Component { render() { return <h1>Hello, {this.props.name}</h1>; } } Greeting.propTypes = { name: PropTypes.string }; </script>

⚙️ JavaScript
import PropTypes from 'prop-types'; class Greeting extends React.Component { render() { return <h1>Hello, {this.props.name}</h1>; } } Greeting.propTypes = { name: PropTypes.string };