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30 line
785 B
30 line
785 B
4 年之前
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import React, {Component} from 'react';
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import PubSub from 'pubsub-js'
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class New extends Component {
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constructor(props) {
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super(props);
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this.state = {
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num: 5,
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ztext: 'yasaka'
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}
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}
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fun = () => {
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this.setState({num: this.state.num + 1})
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}
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render() {
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return (
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<div>
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父组件传过来值为 ---- {this.props.text} -- {this.state.num}
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<button onClick={this.fun}>click</button>
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<button onClick={this.props.call.bind(this,this.state.ztext)}>up data</button>
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<button onClick={()=>{
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PubSub.publish("vtt","call you!")
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}}>call pub</button>
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</div>
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);
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}
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}
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export default New;
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