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利用ASP获得图象的实际尺寸的示例
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-11-03 浏览: 150 ::
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<html><head>
<TITLE>dbtable.asp</TITLE>
</head>
<body bgcolor="#FFFFFF">
<%
graphic="images/learnaspiconmain.gif"
HW = ReadImg(graphic)
Response.Write graphic & " Dimensions: " & HW(0) & "x" & HW(1) & "<br>"
response.write "<img src=""/" & graphic & """"
response.write height=""" & HW(0) & """
response.write width=""" & HW(0) & "">"
%>
</body></html>
The library that is included is:
<%
Dim HW
Function AscAt(s, n)
AscAt = Asc(Mid(s, n, 1))
End Function
Function HexAt(s, n)
HexAt = Hex(AscAt(s, n))
End Function
Function isJPG(fichero)
If inStr(uCase(fichero), ".JPG") <> 0 Then
isJPG = true
Else
isJPG = false
End If
End Function
Function isPNG(fichero)
If inStr(uCase(fichero), ".PNG") <> 0 Then
isPNG = true
Else
isPNG = false
End If
End Function
Function isGIF(fichero)
If inStr(uCase(fichero), ".GIF") <> 0 Then
isGIF = true
Else
isGIF = false
End If
End Function
Function isBMP(fichero)
If inStr(uCase(fichero), ".BMP") <> 0 Then
isBMP = true
Else
isBMP = false
End If
End Function
Function isWMF(fichero)
If inStr(uCase(fichero), ".WMF") <> 0 Then
isWMF = true
Else
isWMF = false
End If
End Function
Function isWebImg(f)
If isGIF(f) Or isJPG(f) Or isPNG(f) Or isBMP(f) Or isWMF(f) Then
isWebImg = true
Else
isWebImg = true
End If
End Function
Function ReadImg(fichero)
If isGIF(fichero) Then
ReadImg = ReadGIF(fichero)
Else
If isJPG(fichero) Then
ReadImg = ReadJPG(fichero)
Else
If isPNG(fichero) Then
ReadImg = ReadPNG(fichero)
Else
If isBMP(fichero) Then
&nb
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