asp日历代码

演示效果

以下为详细代码

<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<link href="http://purl.org/dc" rel="schema.DC" /> 
<title>asp日历代码</title 
></head> 
<body bgcolor="#FFFFFF"> 
<% 
' 要调用的函数声明 
'根据年份及月份得到每月的总天数 
Function GetDaysInMonth(iMonth, iYear) 
Select Case iMonth 
Case 1, 3, 5, 7, 8, 10, 12 
GetDaysInMonth = 31 
Case 4, 6, 9, 11 
GetDaysInMonth = 30 
Case 2 
If IsDate("February 29, " & iYear) Then 
GetDaysInMonth = 29 
Else 
GetDaysInMonth = 28 
End If 
End Select 
End Function 
'得到一个月开始的日期. 
Function GetWeekdayMonthStartsOn(dAnyDayInTheMonth) 
Dim dTemp 
dTemp = DateAdd("d", -(Day(dAnyDayInTheMonth) - 1), dAnyDayInTheMonth) 
GetWeekdayMonthStartsOn = WeekDay(dTemp) 
End Function 
'得到当前一个月的上一个月. 
Function SubtractOneMonth(dDate) 
SubtractOneMonth = DateAdd("m", -1, dDate) 
End Function 
'得到当前一个月的下一个月. 
Function AddOneMonth(dDate) 
AddOneMonth = DateAdd("m", 1, dDate) 
End Function 
' 函数声明结束

Dim dDate ' 日历显示的日期 
Dim iDOW ' 每一月开始的日期 
Dim iCurrent ' 当前日期 
Dim iPosition ' 表格中的当前位置

' 得到选择的日期并检查日期的合法性 
If IsDate(Request.QueryString("date")) Then 
dDate = CDate(Request.QueryString("date")) 
Else 
If IsDate(Request.QueryString("month") & "-" & Request.QueryString("day") & "-" & Request.QueryString("year")) Then 
dDate = CDate(Request.QueryString("month") & "-" & Request.QueryString("day") & "-" & Request.QueryString("year")) 
Else 
dDate = Date()

If Len(Request.QueryString("month")) <> 0 Or Len(Request.QueryString("day")) <> 0 Or Len(Request.QueryString("year")) <> 0 Or Len(Request.QueryString("date")) <> 0 Then 
Response.Write "您所选择的日期格式不正确，系统会使用当前日期.<BR><BR>" 
End If

End If 
End If

'得到日期后我们先得到这个月的天数及这个月的起始日期. 
iDIM = GetDaysInMonth(Month(dDate), Year(dDate)) 
iDOW = GetWeekdayMonthStartsOn(dDate)

%> 
<table width="180" height="100%" border="0" cellpadding="0" cellspacing="0"> 
<tr> 
<td><table width="150" border="0" align="center" cellpadding="0" cellspacing="0"> 
<tr> 
<td height="5"> </td> 
</tr> 
</table> 
<table width="180" border="0" align="center" cellpadding="0" cellspacing="0"> 
<tr> 
<td align="center" colspan="7"><table border="0" cellpadding="0" cellspacing="0"width="100%"> 
<tr> 
<td height="22" align="right"><a href="rl.asp?date=<%= SubtractOneMonth(dDate) %>"><img src="../images/dot_left.gif" width="15" height="14" border="0" /></a></td> 
<td align="center"><font color="999999"><b><%= MonthName(Month(dDate)) & " " & Year(dDate) %></b></font></td> 
<td><a href="rl.asp?date=<%= AddOneMonth(dDate) %>"><img src="../images/dot_right.gif" width="15" height="14" border="0" /></a></td> 
</tr> 
</table></td> 
</tr> 
<tr> 
<td width="25" height="22" align="center"><font 
color="d08c00"><b>日</b></font> </td> 
<td width="25" align="center"><b><font color="999999">一</font></b> </td> 
<td width="25" align="center"><b><font color="999999">二</font></b> </td> 
<td width="25" align="center"><b><font color="999999">三</font></b> </td> 
<td width="25" align="center"><b><font color="999999">四</font></b> </td> 
<td width="25" align="center"><b><font color="999999">五</font></b> </td> 
<td width="25" align="center"><b><font color="d08c00">六</font></b> </td> 
</tr> 
<% 
' 如果这个月的起始日期不是周日的话就加空的单元. 
If iDOW <> 1 Then 
Response.Write vbTab & "<TR>" & vbCrLf 
iPosition = 1 
Do While iPosition < iDOW 
Response.Write vbTab & vbTab & "<TD> </TD>" & vbCrLf 
iPosition = iPosition + 1 
Loop 
End If

' 绘制这个月的日历 
iCurrent = 1 
iPosition = iDOW 
Do While iCurrent <= iDIM 
' 如果是一行的开头就使用 TR 标记 
If iPosition = 1 Then 
Response.Write vbTab & "<TR>" & vbCrLf 
End If

' 如果这一天是我们选择的日期就高亮度显示该日期. 
If iCurrent = Day(dDate) Then 
Response.Write vbTab & vbTab & "<TD BGCOLOR=#eeeeee height=18 align=center><B>" & iCurrent & "</B></TD>" & vbCrLf 
Else 
Response.Write vbTab & vbTab & "<TD height=18 align=center><A HREF=""./rl.asp?date=" & Month(dDate) & "-" & iCurrent & "-" & Year(dDate) & """>" & iCurrent & "</A></TD>" & vbCrLf 
End If

' 如果满一周的话表格就另起一行 
If iPosition = 7 Then 
Response.Write vbTab & "</TR>" & vbCrLf 
iPosition = 0 
End If

iCurrent = iCurrent + 1 
iPosition = iPosition + 1 
Loop

' 如果一个月不是以周六结束则加上相应的空单元. 
If iPosition <> 1 Then 
Do While iPosition <= 7 
Response.Write vbTab & vbTab & "<TD> </TD>" & vbCrLf 
iPosition = iPosition + 1 
Loop 
Response.Write vbTab & "</TR>" & vbCrLf 
End If 
%> 
</table> 
<table width="150" border="0" align="center" cellpadding="0" cellspacing="0"> 
<tr> 
<td height="5"> </td> 
</tr> 
</table></td> 
</tr> 
</table>

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