how to setstate in parent in child component in react native
class Parent extends React.Component {
constructor(props) {
super(props)
this.handler = this.handler.bind(this)
}
handler() {
this.setState({
someVar: 'some value'
})
}
render() {
return <Child handler = {this.handler} />
}
}
class Child extends React.Component {
render() {
return <Button onClick = {this.props.handler}/ >
}
}
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