<%
'******************************
'函数：comma(str)
'参数：str，待处理的数字
'作者：阿里西西
'日期：2007/7/12
'描述：返回以千分位显示数字格式化的数值
'示例：<%=comma("120300")%>
'******************************
function comma(str)
if not(isnumeric(str)) or str = 0 then
result = 0
elseif len(fix(str)) < 4 then
result = str
else
pos = instr(1,str,".")
if pos > 0 then
dec = mid(str,pos)
end if
res = strreverse(fix(str))
loopcount = 1
while loopcount <= len(res)
tempresult = tempresult + mid(res,loopcount,3)
loopcount = loopcount + 3
if loopcount <= len(res) then
tempresult = tempresult + ","
end if
wend
result = strreverse(tempresult) + dec
end if
comma = result
end function
%>