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| abstract class Component<T1, T2> { props: T1; state: T2;
constructor(props: T1) { this.props = props }
abstract render(): string }
interface Props { val: number } interface State { x: number }
interface Log { getInfo(): string } interface Save { save(): void }
class MyComponent extends Component<Props, State> implements Log, Save { constructor(props: Props) { super(props) this.state = { x: 1 } }
render() { return '<MyComponent>' }
getInfo(): string { return '' } save() {
} }
const myComponent = new MyComponent({ val: 1 }) myComponent.render()
|