React Todo List
by nabendu
HTML
<div id="app"></div>
CSS
body {
background: white;
padding: 20px;
font-family: Helvetica;
}
React
class TodoApp extends React.Component {
constructor(props) {
super(props);
this.state = {
list: [],
inputText: ''
}
this.onSubmit = this.onSubmit.bind(this);
this.changedText = this.changedText.bind(this);
}
onSubmit(e) {
this.setState({
list: [...this.state.list, this.state.inputText],
inputText: ''
})
}
changedText(e) {
this.setState({
inputText: e.target.value
})
}
render() {
return (
<div>
<input type="text" value={this.state.inputText} onChange={this.changedText} />
<button onClick={this.onSubmit}>Add</button>
<div>{this.state.list && this.state.list.map((item, key)=>{
return <li>{item}</li>
})}</div>
</div>
)
}
}
ReactDOM.render(<TodoApp />, document.querySelector("#app"))