react函数绑定this的方式

https://blog.youkuaiyun.com/well2049/article/details/78811826

 

render() {

return (

<div>

<Button onClick={() => this.myClick("record.data")} type="primary">信息</Button>

<Child ref = 'child'/>

</div>

)

}

 

myClick = (str) => {

alert(str);

};