js 显示当前时间代码

 js代码

function showTime(ele) {var d = new  Date();var year = d.getFullYear();var month = d.getMonth();var day = d.getDate();var hour = d.getHours();var mm = d.getMinutes();var ss = d.getSeconds();var strDate = year+"/" ;if(month<10)strDate +='0';strDate += month +"/";if(day<10)strDate += '0';strDate += day;strDate += " ";if(hour<10)strDate += '0';strDate += hour;strDate += ":";if(mm<10)strDate += '0';strDate += mm;strDate += ":";if(ss<10)strDate += '0';strDate += ss;document.getElementById(ele).innerHTML = strDate;}var id;function startTime(ele) {id = setInterval(showTime,1000,ele)}function stopTime() {if(id) {clearInterval(id);}}

html：

<p >当前时间：<span id ='time'>goole!!!!!</span></p><input type="button" name="kutei" value="start" onclick="startTime('time')"><input type="button" name="kutei" value="stop" onclick="stopTime()">