1 function ShowTime() { 2 let t = window.setInterval(function GetTime() { 3 var time1 = new Date(); 4 var year = time1.getFullYear(); 5 var month = time1.getMonth() + 1; 6 if (month < 10) { 7 month = "0" + month; 8 } else { } 9 var date = time1.getDate(); 10 if (date < 10) { 11 date = "0" + date; 12 } else { } 13 var hour = time1.getHours(); 14 if (hour < 10) { 15 hour = "0" + hour; 16 } else { } 17 var minute = time1.getMinutes(); 18 if (minute < 10) { 19 minute = "0" + minute; 20 } else { } 21 var second = time1.getSeconds(); 22 if (second < 10) { 23 second = "0" + second; 24 } else { } 25 var time = year + '年' + month + '月' + date + "日 " + hour + ":" + minute + ":" + second; 26 var timeid = document.getElementById("time"); //获取想要显示时间的标签id 27 timeid.innerHTML = time;//将拼接好的字符串显示在标签内 28 }, 1000); 29 //设置暂定 window.clearInterval(t); 30 }
当页面加载时调用显示方法
<body onload="ShowTime()">
显示效果：
