<script>function show(){var date = new Date();var year = date.getFullYear();var month = date.getMonth()+1;month=month<10?"0"+month:month;var day = date.getDate();day=day<10?"0"+day:day;var week = date.getDay();week="日一二三四五六".charAt(week);week="星期"+week;var hour = date.getHours();hour=hour<10?"0"+hour:hour;var minute = date.getMinutes();minute=minute<10?"0"+minute:minute;var second = date.getSeconds();second=second<10?"0"+second:second;var result = year+"-"+month+"-"+day+" "+week+" "+hour+":"+minute+":"+second;document.getElementById("time").innerHTML=result;}show()setInterval("show()",1000);</script>
控制台上输出当前时间，先使用一次show（）是为了将调用setInterval（）的一秒时间补上，保证没有时间间隔