What is an input number? A simple number input. A number input is considered valid when empty and when a single number is entered, but is otherwise invalid. If the required attribute is used, the input is no longer considered valid when empty.What is react class? React lets you define components as classes or functions. Components defined as classes currently provide more features which are described in detail on this page. To define a React component class, you need to extend React.Component: The only method you must define in a React.Component subclass is called render().What is react program? REACT Program. CHAM’s Reassessment and Evaluation After Cancer Treatment (REACT) Clinic is a specialized program developed to improve long-term outcomes of children affected by cancer. The REACT program currently cares for over 200 childhood cancer survivors and is seeking to double this amount in the next 4 years.
import Phone from 'react-phone-number-input' return ( <Phone placeholder="Enter phone number" value={ this.state.phone } onChange={ phone => this.setState({ phone }) } /> ) The international phone number input utilizes libphonenumber-js international phone number parsing and formatting library.
Adding custom form inputs We’ll use two custom inputs from the react-phone-number-input package: Input for the phone number and CountrySelect, a custom select element that we’ll define using two functions from the package, getCountries and getCountryCallingCode.