最简单的办法,就只绑定一个事件不就行了;
第二种,我觉得和第一种也没啥区别。。
const Button = document.getElementById("targetButton");const clickEvent = (function() {if ('ontouchstart' in document.documentElement === true)return 'touchstart';elsereturn 'click';})();Button.addEventListener(clickEvent, e => {console.log("things happened!");})