电子时钟的获取

    <div id="c"></div>
    <script>
         c.innerHTML = nowTime();
 
        setInterval( function(){
            c.innerHTML = nowTime();
        } , 1000)

        function nowTime(){
            var d = new Date();
            var year = d.getUTCFullYear();
            var month = d.getMonth()+1;
            var day = d.getDate();
            var week = d.getDay();
            var hours = d.getHours();
            var minutes = d.getMinutes();
            var seconds = d.getSeconds();
            var arr = ['日','一','二','三','四','五','六'];
            if(hours < 10){
                hours = '0' + hours;
            }
            if(minutes < 10){
                minutes = '0' + m;
            }
            if(seconds < 10){
                seconds = '0' + s;
            }
            return `当前时间是:${year}年,${month}月,${day}日,星期${arr[week]},${hours}点,${minutes}分,${seconds}秒`;
        }

    </script>