npm install touch-robot

import touchRobot from 'touch-robot';

<script type="text/javascript" src="./dist/touch-robot.min.js"></script>

var robot = new touchRobot(dom);

robot.touchLeft();

step1
    将代码在控制台粘贴执行
step2
    var robot = new touchRobot(document.querySelector('#btn'));
    robot.touchTo(0,0,400,0);

step1
    将代码在控制台粘贴执行
step2
    var robot = new touchRobot(document.querySelector('.swiper-container'))
    robot.touchLeft()