【图】使用正则表达式实现模式图片新闻.ASP

'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="http://img.jcwcn.com/attachment/portal"&ImageUrls(i)&"' border='0' alt='按此在新窗口浏览图片' onload='javascript:if(this.width180)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="http://img.jcwcn.com/attachment/portal"&CHR(34)&"| )?(.[^'|s|"&CHR(34)&"]*)(.)(jpg|gif|png|bmp|jpeg)('|"&CHR(34)&"|s|)?" '设置模式。
   ' regEx.Pattern = "(src="http://img.jcwcn.com/attachment/portal"&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 =Tru