import prop-types
import PropTypes from 'prop-types'; // ES6var PropTypes = require('prop-types'); // ES5 with npmimport prop-types
import PropTypes from 'prop-types'; // ES6var PropTypes = require('prop-types'); // ES5 with npmreact proptypes
import PropTypes from 'prop-types';
class Greeting extends React.Component {
render() {
return (
<h1>Hello, {this.props.name}</h1>
);
}
}
Greeting.propTypes = {
name: PropTypes.string
};react proptypes example
// proptypes using class component
Detaljer.PropTypes = {
detaljer: PropTypes.string.isRequired,
feilkode: PropTypes.string,
removeEvent: PropTypes.string.isRequired
};
// proptypes using function component
Detaljer.propTypes = {
detaljer: PropTypes.string.isRequired,
feilkode: PropTypes.string,
removeEvent: PropTypes.string.isRequired
};proptypes
Basic types:
- PropTypes.any: The prop can be of any data type
- PropTypes.bool: The prop should be a Boolean
- PropTypes.number: The prop should be a number
- PropTypes.string: The prop should be a string
- PropTypes.func: The prop should be a function
- PropTypes.array: The prop should be an array
- PropTypes.object: The prop should be an object
- PropTypes.symbol: The prop should be a symbol
Renderable types:
- PropTypes.node: The prop should be anything that can be rendered by React
a number, string, element, or array (or fragment) containing these types
- PropTypes.element: The prop should be a React element
Instance types:
- PropTypes.instanceOf(class): The prop should be an instance of class
Multiple types:
- PropTypes.oneOf: The prop is limited to a specified set of values,
treating it like an enum
- PropTypes.oneOfType: The prop should be one of a specified set of
types, behaving like a union of types
Collection types:
- PropTypes.arrayOf: ensures that the prop is an array in which all
items match the specified type.
- PropTypes.objectOf: ensures that the prop is an object in which all
property values match the specified type.
- PropTypes.shape: ensures that the prop is an object that contains a set
of specified keys with values of the specified types.
- PropTypes.exact: use for strict (or exact) object matchingCopyright © 2021 Codeinu
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