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var video22 = document.getElementById("video22");
var intervalID = null;
var time = 0;
var speed = 15;
video22.onloadedmetadata = function() {
    var duration = video22.duration;
    intervalID = setInterval(function(){
        time++;
        if (time / speed <=  duration){
            video22.currentTime = time / speed;
        }else{
            clearInterval(intervalID);
            intervalID = null;
        }
    },1000 / speed);
};
video22.addEventListener('click', function(){
    clearInterval(intervalID);
    intervalID = null;
    this.play();
});

想問一下這個
如果這個code如果有很多視頻
我該如何簡化呢
因?yàn)檫@樣有幾個視頻就要幾段這樣的code