以下代码仅供学习交流用，切勿用作其他用途

const DATAS = require('../12306/data/favorite_name');

const request = require('request-promise-native');

const STATIONS = DATAS.split('|');

const split_array = (arr, len) => {

    let a_len = arr.length;

    let result = [];

    for (let i = 0; i < a_len; i += len) {

        result.push(arr.slice(i, i + len));

    }

    return result;

}

const STATIONSMap = split_array(STATIONS, 5).reduce((a, b) => {

    a.push({

        code: b[0],

        name: b[1],

        station: b[2],

        station_py: b[3],

        station_pyj: b[4]

    });

    return a

}, []);

const getStation = (name, key = 'name') => STATIONSMap.filter(e => e.station == name)[0][key]

    // console.log(STATIONS.filter(e => e.station == 'HJL')[0].name)

const options = {

    headers: { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36' },

    uri: 'https://kyfw.12306.cn/otn/leftTicket/queryZ',

    qs: {

        'leftTicketDTO.train_date': '2019-01-28',

        'leftTicketDTO.from_station': 'SRH',

        'leftTicketDTO.to_station': 'DYW',

        'purpose_codes': 'ADULT'

    },

    transform: e => JSON.parse(e).data.result.reduce((a, b) => {

        const arr = b.split('|');

        a.push({

            remark: arr[1], //备注

            _id: arr[2], //id

            type: arr[3].slice(0, 1), //车次类型

            number: arr[3], //车号

            station_begin: getStation(arr[4]), //起点站

            station_end: getStation(arr[5]), //终点站

            station_from: getStation(arr[6]), //出发站

            station_to: getStation(arr[7]), //到达站

            time_go: arr[8], //出发时间

            time_arrival: arr[9], //到达时间

            time_take: arr[10], //历时

            O: arr[32], //二等座

            M: arr[31], //一等座

            A9: arr[30], //商务特等座

        });

        return a

    }, [])

};

!(async() => {

    try {

        const datas = await request(options);

        console.log(datas)

    } catch (error) {

        console.log(error)

    }

})()

以下代码仅供学习交流用，切勿做其他用途

/*************************************************************

 * 

 *- Copyright (c), 2018, lopo qq:64832897

 *- FileName : default.js

 *- Author : 罗波    Version : 1.0   Date:2018-10-14

 *- Descripttion : 图片image

 *- Other : www.ui.cn

 *- JSVersion ： ES6

 *- Modules : 

 *  1.request

 *  2.cheerio

 *  3.fs

 *

 *- History :

 *  <Author>      <Date>      <Desc>        <Modi>

 * 

 **************************************************************/

"use strict"

const request = require('request-promise-native');

const cheerio = require('cheerio');

const fs = require('fs');

const timeout = async(ms) => {

    await new Promise((resolve) => {

        setTimeout(resolve, ms);

    });

};

module.exports = {

    async getImg() {

        for (let j = 0; j < 2; j++) {

            let DATA = Object.assign({}, BACKJSON);

            let typeArr = ['all', 'main', 'edit', 'gener'];

            const options = {

                uri: 'http://www.ui.cn/list.html',

                transform: (body) => cheerio.load(body),

                qs: {

                    'r': 'main',

                    'p': j

                },

                headers: {

                    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36'

                }

            };

            let setDATA = async($) => {

                let arrs = [];

                await $('.imgloadinglater').each((i, e) => {

                    arrs.push({

                        url: $(e).parent().attr(),

                        src: $(e).data('original'),

                        name: $(e).data('original').split('/').pop(),

                        title: $(e).parents('.cover').next().find('.title').text().trim(),

                    })

                });

                for (const e of arrs) {

                    await request(e.src).pipe(fs.createWriteStream(`d:/ui/uichina/${e.name}`));

                    await timeout(1500);

                }

                console.log(arrs)

            };

            try {

                const data = await request(options);

                const json = setDATA(data);

            } catch (error) {

                console.log(error)

            }

            await timeout(15000);

        }

    }

}