index.js

import React, { Component } from 'react';
import './index.scss'
import { Link } from "react-router-dom";


class Recommends extends Component {
  render() {
    const {recommends} = this.props
    return (
      <div className="recommends">
        <div>相关课程</div>
        <ul>
          {
            !!recommends.length && recommends.map(item => {
              return <li key={item.course_id}>
                <Link to={`/detail?id=${item.course_id}`}><img src={item.image_name} alt=""/></Link>
              </li>
            })
          }
        </ul>
      </div>
    );
  }
}

export default Recommends;