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使用正則表達(dá)式完成模式圖片新聞.ASP

發(fā)表時間：2024-06-03 來源：明輝站整理相關(guān)軟件相關(guān)文章人氣：

[摘要]'文字或特定圖片模式顯示新聞function shownew(content,ntype)shownew = ""if(ntype = 1) thenshownew = shownew &" <TABLE width=100% >"...

'文字或特定圖片模式顯示新聞

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

'顯示提取的圖片
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='按此在新窗口瀏覽圖片' onload='javascript:if(this.width>180)this.width=180'></a>")

    next
 
end function


'從內(nèi)容中提取圖片
Function RegExpExecute(strng)
    Dim regEx, Match, Matches '建立變量。
    Set regEx = New RegExp '建立正則表達(dá)式。
      regEx.Pattern = "(src=)(' "&CHR(34)&" )?(.[^' \s "&CHR(34)&"]*)(\.)(jpg gif png bmp jpeg)(' "&CHR(34)&" \s >)?" '設(shè)置模式。
   ' regEx.Pattern = "(src=)(' "&CHR(34)&" )?(.[^' "&CHR(34)&"]*)(\.)(jpg gif png bmp jpeg)(' "&CHR(34)&" >)?" '設(shè)置模式。
    'regEx.Pattern = "(s S)(r R)(c C)=(' "+CHR(34)+")(\w \\ \/ \.)+(' "+CHR(34)+" * >)?" '設(shè)置模式。
    regEx.IgnoreCase = true '設(shè)置是否區(qū)分字符大小寫。
    regEx.Global = True '設(shè)置全局可用性。
    Set Matches = regEx.Execute(strng) '執(zhí)行搜索。
    For Each Match in Matches '遍歷匹配集合。
       values=values&Match.SubMatches(2)&Match.SubMatches(3)&Match.SubMatches(4)&"<BR>"
    Next
   RegExpExecute = values
End Function

'刪除內(nèi)容中與圖片有關(guān)的代碼
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 >)(.[^>]*)(>)" '設(shè)置模式。
  OnlyWord=re.Replace(strng,"")
  Set re= nothing

end function