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使用正则表达式实现模式图片新闻.ASP

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\'文字或特定图片模式显示新闻

function shownew(content,ntype)

shownew = ""

if(ntype = 1) then

shownew = shownew &" <TABLE width=100% >"
shownew = shownew &"<TR>"
shownew = shownew &" <TD width=600 style=\'word-break:break-all\' valign=top>"&ShowPic(content)&"</TD>"
shownew = shownew &"</TR>"
shownew = shownew &"<TR>"
shownew = shownew &" <TD valign=top style=\'word-break:break-all\'>"&OnlyWord(content)&"</TD>"
shownew = shownew &"</TR>"
shownew = shownew &"</TABLE>"


elseif (ntype = 2) then


shownew = shownew &" <TABLE width=\'100%\'>"

shownew = shownew &"<TR>"
shownew = shownew &" <TD style=\'word-break:break-all\' valign=top>"&OnlyWord(content)&"</TD>"
shownew = shownew &"</TR>"
shownew = shownew &"<TR>"
shownew = shownew &" <TD width=600 valign=top style=\'word-break:break-all\'>"&ShowPic(content)&"</TD>"
shownew = shownew &"</TR>"
shownew = shownew &"</TABLE>"

elseif (ntype = 3) then


shownew = shownew &"<TABLE>"

shownew = shownew &"<TR>"
shownew = shownew &"<TD width=100 valign=top>"&ShowPic(content)&"</TD>"

shownew = shownew &"<TD width=80% style=\'word-break:break-all\' valign=top>"&OnlyWord(content)&"</TD>"


shownew = shownew &"</TR>"
shownew = shownew &"</TABLE>"

elseif (ntype = 4) then

shownew = shownew &"<TABLE>"

shownew = shownew &"<TR>"

shownew = shownew &"<TD width=80% valign=top style=\'word-break:break-all\'>"&OnlyWord(content)&"</TD>"
shownew = shownew &"<TD width=100 valign=top>"&ShowPic(content)&"</TD>"

shownew = shownew &"</TR>"
shownew = shownew &"</TABLE>"
else
shownew = shownew & "<table><tr><td style=\'word-break:break-all\'>"&content&"</td></tr></table>"
end if

end function

\'显示提取的图片
function ShowPic(strng)

ShowPic = ""
ImageUrl= RegExpExecute(strng)

ImageUrls = Split(ImageUrl,"<BR>")

for i = LBound(ImageUrls) to (UBound(ImageUrls) - 1)

ShowPic = ShowPic & ("<a href=\'"&ImageUrls(i)&"\' target=_blank><image src=\'"&ImageUrls(i)&"\' border=\'0\' alt=\'按此在新窗口浏览图片\' onload=\'javascript:if(this.width>180)this.width=180\'></a>")

next

end function


\'从内容中提取图片
Function RegExpExecute(strng)
Dim regEx, Match, Matches \'建立变量。
Set regEx = New RegExp \'建立正则表达式。
regEx.Pattern = "(src=)(\'|"&CHR(34)&"| )?(.[^\'|s|"&CHR(34)&"]*)(.)(jpg|gif|png|bmp|jpeg)(\'|"&CHR(34)&"|s|>)?" \'设置模式。
\' regEx.Pattern = "(src=)(\'|"&CHR(34)&"| )?(.[^\'| |"&CHR(34)&"]*)(.)(jpg|gif|png|bmp|jpeg)(\'|"&CHR(34)&"| |>)?" \'设置模式。
\'regEx.Pattern = "(s|S)(r|R)(c|C)=(\'|"+CHR(34)+")(w|\\|/|.)+(\'|"+CHR(34)+"| *|>)?" \'设置模式。
regEx.IgnoreCase = true \'设置是否区分字符大小写。
regEx.Global = True \'设置全局可用性。
Set Matches = regEx.Execute(strng) \'执行搜索。
For Each Match in Matches \'遍历匹配集合。
values=values&Match.SubMatches(2)&Match.SubMatches(3)&Match.SubMatches(4)&"<BR>"
Next
RegExpExecute = values
End Function

\'删除内容中与图片有关的代码
function OnlyWord(strng)
Set re=new RegExp
re.IgnoreCase =True
re.Global=True

re.Pattern = "(<)(.[^<]*)(src=)(\'|"&CHR(34)&"| )?(.[^\'|s|"&CHR(34)&"]*)(.)(jpg|gif|png|bmp|jpeg)(\'|"&CHR(34)&"|s|>)(.[^>]*)(>)" \'设置模式。
OnlyWord=re.Replace(strng,"")
Set re= nothing

end function
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