* @param {time} 时间间隔ms * @param {isRun} 是否立即执行:true false * @return {*}*/ /** * 防抖 */functionfangDou(fn, time, isRun){ let timer=null;returnfunction(...arg){if(timer){ clearTimeout(timer) }else{ isRun&&fn(...arg) } timer= setTimeout(()=>{ timer=null; is...