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)
])
};
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,
// Anything that can be rendered: numbers, strings, elements or an array// (or fragment) containing these types.
optionalNode: PropTypes.node,
// A React element.
optionalElement: PropTypes.element,
// A React element type (ie. MyComponent).
optionalElementType: PropTypes.elementType,
// You can also declare that a prop is an instance of a class. This uses// JS's instanceof operator.
optionalMessage: PropTypes.instanceOf(Message),
// You can ensure that your prop is limited to specific values by treating// it as an enum.
optionalEnum: PropTypes.oneOf(['News', 'Photos']),
// An object that could be one of many types
optionalUnion: PropTypes.oneOfType([
PropTypes.string,
PropTypes.number,
PropTypes.instanceOf(Message)
]),
// An array of a certain type
optionalArrayOf: PropTypes.arrayOf(PropTypes.number),
// An object with property values of a certain type
optionalObjectOf: PropTypes.objectOf(PropTypes.number),
// An object taking on a particular shape
optionalObjectWithShape: PropTypes.shape({
color: PropTypes.string,
fontSize: PropTypes.number
}),
// An object with warnings on extra properties
optionalObjectWithStrictShape: PropTypes.exact({
name: PropTypes.string,
quantity: PropTypes.number
}),
// You can chain any of the above with `isRequired` to make sure a warning// is shown if the prop isn't provided.
requiredFunc: PropTypes.func.isRequired,
// A required value of any data type
requiredAny: PropTypes.any.isRequired,
// You can also specify a custom validator. It should return an Error// object if the validation fails. Don't `console.warn` or throw, as this// won't work inside `oneOfType`.
customProp: function(props, propName, componentName) {
if (!/matchme/.test(props[propName])) {
returnnewError(
'Invalid prop `'+ propName +'` supplied to'+' `'+ componentName +'`. Validation failed.'
);
}
},
// You can also supply a custom validator to `arrayOf` and `objectOf`.// It should return an Error object if the validation fails. The validator// will be called for each key in the array or object. The first two// arguments of the validator are the array or object itself, and the// current item's key.
customArrayProp: PropTypes.arrayOf(function(propValue, key, componentName, location, propFullName) {
if (!/matchme/.test(propValue[key])) {
returnnewError(
'Invalid prop `'+ propFullName +'` supplied to'+' `'+ componentName +'`. Validation failed.'
);
}
})
};
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems
resetting your password contact us
Check Your Email and Click on the link sent to your email