怎么样使用ASP中if语句、select、及while循环？
<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<!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><%="页面标题"%></title>
</head>
<body>
<%="多条件判断"%>
<%
response.Write("<br />")
response.Write("利用response对象的Write方法输出地内容！")
%>
<br />
<%
dim a,b
a=200
b=300
response.Write("两数之和为：")
response.Write(a+b)
response.Write("<br />")
if a=100 then
response.Write("a=100,第一个条件满足。")
elseif a=200 then
response.Write("a=200,第二个条件满足。")
elseif a=300 then
response.Write("a=300,第三个条件满足。")
else
response.Write("三个条件都不满足。")
end if
%>
<%
response.Write("<br />")
dim textnumber
textnumber=200
select case textnumber
case 100
response.Write("数值为100， 条件满足！")
case 200
response.Write("数值为200，条件满足 ！")
case 300
response.Write("数值为300 ，条件满足！")
case else
response.Write("以上条件，条件都不满足！")
end select
%>
<%
response.Write("<br />")
dim i,sum
i=0
sum=0
while i<=100
sum=sum+i
i=i+1
wend
response.Write("100以内所有整数的和为：")
response.Write(sum)
%>
<%
response.Write("<br />")
dim w,s
w=0
s=0
do
s=s+w
w=w+1
loop while w<=100
response.Write("100之内的所有整数之和为：")
response.Write(s)
response.Write("<br/>")
response.Write("w的值是：")
response.Write(w)
%>
</body>
</html>
具体的介绍就不多说了，大家看下实例就可以了
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