手指长按事件

clickIng(myDOM) //执行函数

function clickIng(target) {

var time = null;

target.addEventListener("touchstart",() =>{ //手指触摸执行

time = setTimeout(handler,1000)

});

target.addEventListener("touchend",() => { //手指离开执行

clearTimeout(time);

})

}

handler = () => { //长按

console.log("你长按了我")