React-Router 获取路由参数

版权声明：crystalLee https://blog.csdn.net/baidu_33591715/article/details/82755441

慢慢整理哈！

 componentWillMount() {
    let visitor = this.props.location.search;
    visitor = visitor.split('=')[1];
    this.setState({visitor:visitor});
  }

参考：

https://blog.csdn.net/qq20004604/article/details/79440416