React小知识点整理

render(){
return(
<div ref="inp" onClick={this.handleClick.bind(this)} >test</div>
)
}

handleClick(){
let val = this.refs.inp.innerText;
console.log(val);
}

class Test extends Component{
constructor(props){
super(props);
this.state = {
inp: ''
}
}

handleChange(e){
let val = e.target.value;
this.setState({
inp: val
},function(){
console.log(this.state.inp);
})
}

render(){
return(
<input value={this.state.inp} onChange={this.handleChange.bind(this)}/>
)
}
}