VB,VBS,实现server.URLEncode及反编码功能的函数URLEncode()与URLDecode()

Function URLEncode(strURL)
    Dim I
    Dim tempStr
    For I = 1 To Len(strURL)
        If Asc(Mid(strURL, I, 1)) < 0 Then
            tempStr = "%" & Right(CStr(Hex(Asc(Mid(strURL, I, 1)))), 2)
            tempStr = "%" & Left(CStr(Hex(Asc(Mid(strURL, I, 1)))), Len(CStr(Hex(Asc(Mid(strURL, I, 1))))) - 2) & tempStr
            URLEncode = URLEncode & tempStr
        ElseIf (Asc(Mid(strURL, I, 1)) >= 65 And Asc(Mid(strURL, I, 1)) <= 90) Or (Asc(Mid(strURL, I, 1)) >= 97 And Asc(Mid(strURL, I, 1)) <= 122) Or (Asc(Mid(strURL, I, 1)) >= 48 And Asc(Mid(strURL, I, 1)) <= 57) Then
            URLEncode = URLEncode & Mid(strURL, I, 1)
        Else
            URLEncode = URLEncode & "%" & Hex(Asc(Mid(strURL, I, 1)))
        End If
    Next
End Function

Function URLDecode(strURL)
    Dim I

    If InStr(strURL, "%") = 0 Then
        URLDecode = strURL
        Exit Function
    End If

    For I = 1 To Len(strURL)
        If Mid(strURL, I, 1) = "%" Then
            If Eval("&H" & Mid(strURL, I + 1, 2)) > 127 Then
                URLDecode = URLDecode & Chr(Eval("&H" & Mid(strURL, I + 1, 2) & Mid(strURL, I + 4, 2)))
                I = I + 5
            Else
                URLDecode = URLDecode & Chr(Eval("&H" & Mid(strURL, I + 1, 2)))
                I = I + 2
            End If
        Else
            URLDecode = URLDecode & Mid(strURL, I, 1)
        End If
    Next
End Function

 1 <script language=vbs>
 2 Function URLEncode(strURL)
 3     Dim I
 4     Dim tempStr
 5     For I = 1 To Len(strURL)
 6         If Asc(Mid(strURL, I, 1)) < 0 Then
 7             tempStr = "%" & Right(CStr(Hex(Asc(Mid(strURL, I, 1)))), 2)
 8             tempStr = "%" & Left(CStr(Hex(Asc(Mid(strURL, I, 1)))), Len(CStr(Hex(Asc(Mid(strURL, I, 1))))) - 2) & tempStr
 9             URLEncode = URLEncode & tempStr
10         ElseIf (Asc(Mid(strURL, I, 1)) >= 65 And Asc(Mid(strURL, I, 1)) <= 90) Or (Asc(Mid(strURL, I, 1)) >= 97 And Asc(Mid(strURL, I, 1)) <= 122) Or (Asc(Mid(strURL, I, 1)) >= 48 And Asc(Mid(strURL, I, 1)) <= 57) Then
11             URLEncode = URLEncode & Mid(strURL, I, 1)
12         Else
13             URLEncode = URLEncode & "%" & Hex(Asc(Mid(strURL, I, 1)))
14         End If
15     Next
16 End Function
17 
18 Function URLDecode(strURL)
19     Dim I
20     
21     If InStr(strURL, "%") = 0 Then
22         URLDecode = strURL
23         Exit Function
24     End If
25     
26     For I = 1 To Len(strURL)
27         If Mid(strURL, I, 1) = "%" Then
28             If Eval("&H" & Mid(strURL, I + 1, 2)) > 127 Then
29                 URLDecode = URLDecode & Chr(Eval("&H" & Mid(strURL, I + 1, 2) & Mid(strURL, I + 4, 2)))
30                 I = I + 5
31             Else
32                 URLDecode = URLDecode & Chr(Eval("&H" & Mid(strURL, I + 1, 2)))
33                 I = I + 2
34             End If
35         Else
36             URLDecode = URLDecode & Mid(strURL, I, 1)
37         End If
38     Next
39 End Function
40 
41 msgbox URLEncode("我是谁呀haha"),,"URLEncode(""我是谁呀haha"")"
42 msgbox URLEncode("yongfa365"),,"URLEncode(""yongfa365"")"
43 msgbox URLEncode("How are you ?"),,"URLEncode(""How are you ?"")"
44 msgbox URLDecode(URLEncode("我是谁呀haha")),,"URLDecode(URLEncode(""我是谁呀haha""))"
45 window.close()
46 </script>
47