47 lines
873 B
React
47 lines
873 B
React
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import React from 'react';
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// const App = () => (
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// <div className="app">
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// <h1>Hello world.</h1>
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// <p>Chili con carne!</p>
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// </div>
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// );
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// export default App;
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export default class App extends React.Component {
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constructor() {
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super();
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this.state = {
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counter: 0,
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};
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}
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getText() {
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const { counter } = this.state;
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return `Hello world x ${counter}.`;
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}
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increaseCounter() {
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this.setState(previousState => ({
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counter: previousState.counter + 1,
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}));
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}
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resetCounter() {
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this.setState({
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counter: 0,
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});
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}
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render() {
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return (
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<div className="app">
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<h1>{this.getText()}</h1>
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<a href="#" onClick={() => this.increaseCounter()}>Chili con carne!</a>
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<br />
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<a href="#" onClick={() => this.resetCounter()}>Set to zero</a>
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</div>
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);
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}
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}
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