一个上网上购物系统,它简单明确,如果你是一个jsp和JAVA的初学者,它是一个好的学习选择

				function isDateString(sDate)
				{	var iaMonthDays = [31,28,31,30,31,30,31,31,30,31,30,31]
					var iaDate = new Array(3)
					var year, month, day
				
					if (arguments.length != 1) return false
					iaDate = sDate.toString().split("-")
					if (iaDate.length != 3) return false
					if (iaDate[1].length > 2 || iaDate[2].length > 2) return false
				
					year = parseFloat(iaDate[0])
					month = parseFloat(iaDate[1])
					day=parseFloat(iaDate[2])
				
					if (year < 1900 || year > 2100) return false
					if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1]=29;
					if (month < 1 || month > 12) return false
					if (day < 1 || day > iaMonthDays[month - 1]) return false
					return true
				}
				
				function stringToDate(sDate, bIgnore)
				{	var bValidDate, year, month, day
					var iaDate = new Array(3)
					
					if (bIgnore) bValidDate = true
					else bValidDate = isDateString(sDate)
					
					if (bValidDate)
					{  iaDate = sDate.toString().split("-")
						year = parseFloat(iaDate[0])
						month = parseFloat(iaDate[1]) - 1
						day=parseFloat(iaDate[2])
						return (new Date(year,month,day))
					}
					else return (new Date(1900,1,1))
				}