dim names, name, i, c
'Check for valid syntax in an email address.
IsValidEmail = true
names = Split(email, "@")
if UBound(names) <> 1 then
IsValidEmail = false
exit function
end if
for each name in names
if Len(name) <= 0 then
IsValidEmail = false
exit function
end if
for i = 1 to Len(name)
c = Lcase(Mid(name, i, 1))
if InStr("abcdefghijklmnopqrstuvwxyz_-.", c) <= 0 and not
IsNumeric(c) then
IsValidEmail = false
exit function
end if
next
if Left(name, 1) = "." or Right(name, 1) = "." then
IsValidEmail = false
exit function
end if
next
if InStr(names(1), ".") <= 0 then
IsValidEmail = false
exit function
end if
i = Len(names(1)) - InStrRev(names(1), ".")
if i <> 2 and i <> 3 then
IsValidEmail = false
exit function
end if
if InStr(email, "..") > 0 then
IsValidEmail = false
end if
end function
%>
该函数只是判断Email地址格式是否有效,但并不能检查该地址是否确实存在。
来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/10294527/viewspace-124734/,如需转载,请注明出处,否则将追究法律责任。
转载于:http://blog.itpub.net/10294527/viewspace-124734/
本文介绍了一个用于检查电子邮件地址格式是否有效的VBScript函数。该函数通过解析和验证域名及用户名部分来判断Email地址的语法正确性,但不验证地址的实际存在性。
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