ASP正则表达式方面小笔记

比较随意的一些ＡＳＰ正则表达式方面的笔记（或学习小甜品） =====================================

<%
' 方法说明:Set RsObj = Server.CreateObject快捷
Function [&rg](ByRef rgRef, ByVal pe, ByVal ig, ByVal gb, ByVal [?Casually]) 
Call RgNew(rgRef, pe, ig, gb,[]) 
End Function 

' 清空正则表达式对象
Function [!rg](ByRef rgRef) 
Set rgRef = Nothing 
End Function 

' 测试是否符合正则表达式
Function InRg(ByRef rgRef, ByVal str) 
    InRg = rgRef.Test(CStr(str)) 
End Function 

' 获取正则表达式匹配的个数
Function RgNum(ByRef rgRef, ByVal str) 
    RgNum = Clng("0"&rgRef.Execute(str).Count) 
End Function 

' 创建或重新初始化一个正则表达式
Function RgNew(ByRef rgRef, ByVal pe, ByVal ig, ByVal gb, ByVal [?Casually]) 
If Not IsObject(rgRef) Then 
Set rgRef = New RegExp 
ElseIf rgRef is Nothing Then 
Set rgRef = New RegExp 
End If 
If Not IsEll(pe) Then 
        rgRef.Pattern = pe
End If 

If Not IsEll(ig) Then 
        rgRef.IgnoreCase = Bool(ig)
End If 

If Not IsEll(gb) Then 
        rgRef.Global = Bool(gb)
End If 
End Function 

' 判断是否＂有＂还是＂没有＂
' 判断是否＂是＂还是＂不是＂
' 判断是否＂存在＂还是＂不存在＂
' 判断是否＂有用＂还是＂没用＂
' .........等等
Function Bool(ByVal val) 
If isEll(val) Then 
        Bool = False 
ElseIf TypeName(val) = "Interger" And Int(val) = 0 Then 
        Bool = False 
ElseIf TypeName(val) = "String" Then 
Select Case LCase(Cstr(val)) 
Case "","0","false" 
            Bool = False 
End Select 
ElseIf TypeName(val) = "Boolean" Then 
        Bool = CBool(val) 
Else 
        Bool = True 
End If 
End Function 

' 省略或缺少了
Function IsEll(ByVal val) 
    IsEll = CBool(isNull(val) Or isEmpty(val) Or TypeName(val)="Error") 
End Function 
:
Function IsLack(ByVal val) 
    IsLack = IsEll(val)
End Function 

' 正则表达式调试
' 举例：
 dim r : [&rg] r,"\bdreamyoung(\d{0,4})_([^dreamyoung]+)\b", , ,[] 
 debugReg r,"dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$",,[] 
Function debugReg(ByRef rgRef, ByVal str, ByVal endFlag, ByVal [?Casually]) 
    [<<ln] "<div style=""font-weight:bold; margin:10px; padding:10px; border-color:#036; border-style:dashed; border-width:thick;"">" 
    [<<ln] "regExp.<b><font color=red>Pattern</font></b> = " & rgRef.Pattern 
    [<<ln] "regExp.<b><font color=green>IgnoreCase</font></b> = " & rgRef.IgnoreCase & "&nbsp;&nbsp;&nbsp;<font color=#CCCCCC>(False For Default)</font>" 
    [<<ln] "regExp.<b><font color=blue>Global</font></b> = " & rgRef.Global & "&nbsp;&nbsp;&nbsp;<font color=#CCCCCC>(False For Default)</font>" 
    [<<ln] "<font color=#000000>Matches Is A Dictionary For Match Object</font>" & _ 
"&nbsp;&nbsp;<font color=#CCCCCC>Matches Come From : Set Matches = RegExp.Execute(str)</font>" 
    [<<ln] "<font color=#000000>Matche Come From : Set Matche = Matches.Item(i)</font>" 
    [<<ln] "<font color=#000000>SubMatches Is A Dictionary For String</font>" &_ 
"&nbsp;&nbsp;<font color=#CCCCCC>SubMatches Come From : Set SubMatches = Match.SubMatches</font>" 
    [<<ln] "<font color=#000000>SubMatche(String) Come From : SubMatch = SubMatches.Item(i)&nbsp;&nbsp;&nbsp;<font color=#CCCCCC>(Tip:No ""Set"" , Because It is only a string!)</font></font>" 
'[<<!] TypeName(str)
 If Not IsEll(str) Then 
        [<<] "---------------------------------------------------" 
        [<<ln] "---------------------------------------------------" 
        [<<ln] "Input String: " & Server.HTMLEncode(str) 
        [<<ln] "regExp.Test("""&str&""") = " & rgRef.Test(str) 
' Matches集合（包含０或多个Match对象）
 Dim mes : Set mes = rgRef.Execute(str) 
Dim rgCount : rgCount = mes.Count 
        [<<ln] "regExp.Execute("""&str&""").Counts = "& rgCount 
If rgCount > 0 Then 
' Match对象（含各种属性）
 Dim m0 : Set m0 = mes(0) 
            [<<ln] "regExp.Execute("""&str&""").Item(0) = " & m0 
            [<<ln] "regExp.Execute("""&str&""").Item(0).FirstIndex = " & m0.FirstIndex 
            [<<ln] "regExp.Execute("""&str&""").Item(0).Length = " & m0.Length 
            [<<ln] "regExp.Execute("""&str&""").Item(0).Value = " & m0.Value 

' SubMatches集合（包含０或多个字符串）
 Dim submes : Set submes = m0.SubMatches 
Dim smCount : smCount = submes.Count 
            [<<ln] "regExp.Execute("""&str&""")(0).SubMatches.Counts = "& smCount 
If smCount > 0 Then 
Dim sm0 : sm0 = submes(0) 
                [<<ln] "regExp.Execute("""&str&""")(0).SubMatches.Item(0) = " & sm0 & Space(10) & "<font color=#CCCCCC>This is the 1st sub match, For More:</font>" 
Dim i 
For Each subStr In submes 
                    [<<ln] "regExp.Execute("""&str&""")(0).SubMatches.Item("&(i-0)&") = " & subStr 
                    i = i + 1 
Next 
End If 
End If 
End If 
    [<<ln] "</div>" 

If Bool(endFlag) Then 
        [<<!] []
End If 
End Function 
%>

测试的输出结果为：

 

regExp.Pattern = \bdreamyoung(\d{0,4})_([^dreamyoung]+)\b
regExp.IgnoreCase = False   (False For Default)
regExp.Global = False   (False For Default)
Matches Is A Dictionary For Match Object  Matches Come From : Set Matches = RegExp.Execute(str)
Matche Come From : Set Matche = Matches.Item(i)
SubMatches Is A Dictionary For String  SubMatches Come From : Set SubMatches = Match.SubMatches
SubMatche(String) Come From : SubMatch = SubMatches.Item(i)   (Tip:No "Set" , Because It is only a string!)
------------------------------------------------------------------------------------------------------
Input String: dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$
regExp.Test("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$") = True
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$").Counts = 1
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$").Item(0) = dreamyoung2011_sw.hf,
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$").Item(0).FirstIndex = 0
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$").Item(0).Length = 21
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$").Item(0).Value = dreamyoung2011_sw.hf,
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$")(0).SubMatches.Counts = 2
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$")(0).SubMatches.Item(0) = 2011 This is the 1st sub match, For More:
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$")(0).SubMatches.Item(0) = 2011
regExp.Execute("dreamyoung2011_sw.hf,dreamyoung2012_sw.hf and dreamyoung2013_sw.hf$")(0).SubMatches.Item(1) = sw.hf,