实时时间输出
<script> function getDateTime(){ var a = new Date(); var year = a.getFullYear(); var mon = a.getMonth() + 1; var day = a.getDate(); var hour = a.getHours(); var minute = a.getMinutes(); var second = a.getSeconds(); var week = a.getDay(); var arr = ["星期日","星期一","星期二","星期三","星期四","星期五","星期六"]; document.getElementById("date").innerHTML= year+'-'+mon+'-'+day+' '+hour+'-'+minute+'-'+second+'<br/>'+arr[week]; } setInterval("getDateTime()",1000); </script> <p id="date"></p>