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- export default class SimpleInput extends Component {
- state={
- value:''
- }
- handleChange = (e) => {
- this.setState({value:e.target.value.replace(/\D/g,'')});
- }
- render() {
- return (
- <div>
- <input type="text" value={this.state.value} onChange={this.handleChange} />
- </div>
- )
- }
- }
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