alert(new Date());
年是多少，月，日
var year=new Date();
var m=year.Getfullmonth;
alert(m);月份特殊，必须加个数字1
数据类型
| <!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
| <title>无标题文档</title> | |
| <script> | |
| /* | |
| 系统时间对象 | |
| */ | |
| // alert( new Date() ); // 当前系统的时间对象 | |
| // myTime typeof object | |
| window.onload = function () { | |
| var oBody = document.body; | |
| setInterval( fnTime, 1000 ); | |
| fnTime (); | |
| function fnTime () { | |
| var myTime = new Date(); | |
| // number | |
| var iYear = myTime.getFullYear(); | |
| var iMonth = myTime.getMonth()+1; | |
| var iDate = myTime.getDate(); | |
| var iWeek = myTime.getDay(); | |
| var iHours = myTime.getHours(); | |
| var iMin = myTime.getMinutes(); | |
| var iSec = myTime.getSeconds(); | |
| var str = ''; | |
| if( iWeek === 0 ) iWeek = '星期日'; | |
| if( iWeek === 1 ) iWeek = '星期一'; | |
| if( iWeek === 2 ) iWeek = '星期二'; | |
| if( iWeek === 3 ) iWeek = '星期三'; | |
| if( iWeek === 4 ) iWeek = '星期四'; | |
| if( iWeek === 5 ) iWeek = '星期五'; | |
| if( iWeek === 6 ) iWeek = '星期六'; | |
| str = iYear+ '年' +iMonth+'月'+iDate+'日 '+iWeek+' '+ toTwo(iHours)+' : '+ toTwo(iMin)+' : '+ toTwo(iSec); | |
| oBody.innerHTML = str; | |
| } | |
| }; | |
| // alert( toTwo(5) ); // '05' | |
| // alert( toTwo(15) ); // '15' | |
| function toTwo ( n ) { | |
| return n < 10 ? '0' + n : '' + n; | |
| } | |
| </script> | |
| </head> | |
| <body style="font-size:60px;"> | |
| </body> | |
| </html> |