pass setstate to child

//ChildExt component<br /> class ChildExt extends React.Component {<br /> render() {<br /> return (<div><button onClick={() => this.props.handleForUpdate(‘someNewVar’)}>Push me</button></div><br /> )}<br /> }<br /> //Parent component<br /> class ParentExt extends React.Component {<br /> constructor(props){<br /> super(props);<br /> this.state = {lol: false }<br /> }</p> <p> handleForUpdate(someArg){<br /> this.setState({lol: true});<br /> console.log(someArg);<br /> }<br /> //Notice how we don’t pass the arguments into the bind.this even though it does take an argument.<br /> render() {<br /> return (<ChildExt handleForUpdate={this.handleForUpdate.bind(this)} />)<br /> }<br /> }