1.校验日期 <script language=javascript> function isDate(str) { var r = str.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/); if(r==null)return false; var d = new Date(r, r-1, r); return (d.getFullYear()==r&&(d.getMonth()+1)==r&&d.getDate()==r); } alert(isDate("2002-01-31")); alert(isDate("2002-01-41")); </script> 2.校验日期加时间 <script language=javascript> function isTime(str) { var r = str.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/); if(r==null)return false; var d = new Date(r, r-1,r,r,r,r); return (d.getFullYear()==r&&(d.getMonth()+1)==r&&d.getDate()==r&&d.getHours()==r&&d.getMinutes()==r&&d.getSeconds()==r); } alert(isTime("2002-1-31 12:34:56")); alert(isTime("2001-2-29 12:54:56")); alert(isTime("2002-1-41 12:00:00")); </script>
