有没有人能告诉我如何回到上一页,而不是具体的路线?

当使用此代码时:

var BackButton = React.createClass({

 mixins: [Router.Navigation],
  render: function() {
    return (
        <button
            className="button icon-left"
            onClick={this.navigateBack}>
            Back
        </button>
    );
  },

  navigateBack: function(){
    this.goBack();
  }
});

得到这个错误,goBack()被忽略,因为没有路由器历史

以下是我的路线:

// Routing Components
Route = Router.Route;
RouteHandler = Router.RouteHandler;
DefaultRoute = Router.DefaultRoute;

var routes = (
 <Route name="app" path="/" handler={OurSchoolsApp}>
     <DefaultRoute name="home" handler={HomePage} />
     <Route name="add-school" handler={AddSchoolPage}  />
     <Route name="calendar" handler={CalendarPage}  />
     <Route name="calendar-detail" path="calendar-detail/:id" handler={CalendarDetailPage} />
     <Route name="info-detail" path="info-detail/:id" handler={InfoDetailPage} />
     <Route name="info" handler={InfoPage} />
     <Route name="news" handler={NewsListPage} />
     <Route name="news-detail" path="news-detail/:id" handler={NewsDetailPage} />
     <Route name="contacts" handler={ContactPage} />
     <Route name="contact-detail" handler={ContactDetailPage} />
     <Route name="settings" handler={SettingsPage} />
 </Route>
 );

 Router.run(routes, function(Handler){
   var mountNode = document.getElementById('app');
   React.render(<Handler /> , mountNode);
 });

当前回答

像这样调用下面的组件:

<BackButton history={this.props.history} />

这是组件:

import React, { Component } from 'react'
import PropTypes from 'prop-types'
class BackButton extends Component {
  constructor() {
    super(...arguments)

    this.goBack = this.goBack.bind(this)
  }

  render() {
    return (
      <button
        onClick={this.goBack}>
          Back
      </button>
    )
  }

  goBack() {
    this.props.history.goBack()
  }
}

BackButton.propTypes = {
  history: PropTypes.object,
}

export default BackButton

我用的是:

"react": "15.6.1"
"react-router": "4.2.0"

其他回答

如果你在应用程序中使用react-native抽屉导航作为主路由器,并希望控制返回按钮的行为和历史返回,你可以使用控件返回按钮。

< NavigationContainer > <抽屉。导航器 backBehavior = "历史" > //你的屏幕在这里 < /抽屉里。导航器> < / NavigationContainer >

步骤1

import { useHistory } from "react-router-dom";`

步骤2

let history = useHistory();

步骤3

const goToPreviousPath = (e) => {
   e.preventDefault();
   history.goBack()
}

步骤4

<Button
  onClick={goToPreviousPath}
>
  Back
</Button>

对于react-router v2。这已经改变了。以下是我为ES6所做的:

import React from 'react';
import FontAwesome from 'react-fontawesome';
import { Router, RouterContext, Link, browserHistory } from 'react-router';

export default class Header extends React.Component {

  render() {
    return (
      <div id="header">
        <div className="header-left">
          {
            this.props.hasBackButton &&
            <FontAwesome name="angle-left" className="back-button" onClick={this.context.router.goBack} />
          }
        </div>
        <div>{this.props.title}</div>
      </div>
    )
  }
}

Header.contextTypes = {
  router: React.PropTypes.object
};

Header.defaultProps = {
  hasBackButton: true
};

Header.propTypes = {
  title: React.PropTypes.string
};

这段代码将为您完成任务。

this.context.router.history.goBack()

如果你正在使用react-router v6,当你想要返回到前一页时,你可以使用Link:

第一步:你需要从react-router-dom中导入Link

import { Link } from 'react-router-dom';

第二步:像这样用Link包裹按钮。它工作得很完美。

<Link to='..'>
  <Button type='button'>Go Back</Button>
</Link>