显示日期
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>date</title> </head> <body> <script> var d=new Date(); document.write(d); </script> </body> </html> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> </head> <body> <p id="demo">显示1970年1月1号至今的毫秒数。</p> <button οnclick="myFunction()">点我</button> <script> function myFunction(){ var d = new Date(); var x = document.getElementById("demo"); x.innerHTML=d.getTime(); } </script> </body> </html> 修改日期 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> </head> <body> <p id="demo">单击按钮显示修改后的年月日。</p> <button οnclick="myFunction()">点击</button> <script> function myFunction(){ var d = new Date(); d.setFullYear(2016,07,13); var x = document.getElementById("demo"); x.innerHTML=d; } </script> <p>avaScript月数是从0至11,10是11月。</p> </body> </html> toString <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> </head> <body> <p id="demo">把utc日期和时间转换成字符串。</p> <button οnclick="myFunction()">点我</button> <script> function myFunction(){ var d = new Date(); var x = document.getElementById("demo"); x.innerHTML=d.toUTCString(); } </script> </body> </html> 星期 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> </head> <body> <p id="demo">今天周几</p> <button οnclick="myFunction()">点击</button> <script> function myFunction(){ var d = new Date(); var weekday=new Array(7); weekday[0]="周日"; weekday[1]="周一"; weekday[2]="周二"; weekday[3]="周三"; weekday[4]="周四"; weekday[5]="周五"; weekday[6]="周六"; var x = document.getElementById("demo"); x.innerHTML=weekday[d.getDay()]; } </script> </body> </html>