VBA清除Excel密碼保護，2003/2007/2010均適用

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Sub Macro1()'' Breaks worksheet and workbook structure passwords. Jason S' probably originator of base code algorithm modified for coverage' of workbook structure / windows passwords and for multiple passwords' Jason S http://jsbi.blogspot.com' Reveals hashed passwords NOT original passwordsConst DBLSPACE As String = vbNewLine & vbNewLineConst AUTHORS As String = DBLSPACE & vbNewLine & "Adapted from Bob McCormick base code by" & "Jason S http://jsbi.blogspot.com"Const HEADER As String = "AllInternalPasswords User Message"Const VERSION As String = DBLSPACE & "Version 1.0 8 Sep 2008"Const REPBACK As String = DBLSPACE & "Please report failure to [email protected] "Const ALLCLEAR As String = DBLSPACE & "The workbook should be cleared"Const MSGNOPWORDS1 As String = "There were no passwords on " & AUTHORS & VERSIONConst MSGNOPWORDS2 As String = "There was no protection to " & "workbook structure or windows." & DBLSPACEConst MSGTAKETIME As String = "After pressing OK button this " & "will take some time." & DBLSPACE & "Amount of time " & "depends on how many different passwords, the "Const MSGPWORDFOUND1 As String = "You had a Worksheet " & "Structure or Windows Password set." & DBLSPACE & "The password found was: " & DBLSPACE & "$$" & DBLSPACE & "Note it down for potential future use in other workbooks by " & "the same person who set this password." & DBLSPACE & "Now to check and clear other passwords." & AUTHORS & VERSIONConst MSGPWORDFOUND2 As String = "You had a Worksheet " & "password set." & DBLSPACE & "The password found was: " & DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & "future use in other workbooks by same person who " & "set this password." & DBLSPACE & "Now to check and clear " & "other passwords." & AUTHORS & VERSIONConst MSGONLYONE As String = "Only structure / windows " & "protected with the password that was just found." & ALLCLEAR & AUTHORS & VERSION & REPBACKDim w1 As Worksheet, w2 As WorksheetDim i As Integer, j As Integer, k As Integer, l As IntegerDim m As Integer, n As Integer, i1 As Integer, i2 As IntegerDim i3 As Integer, i4 As Integer, i5 As Integer, i6 As IntegerDim PWord1 As StringDim ShTag As Boolean, WinTag As BooleanApplication.ScreenUpdating = FalseWith ActiveWorkbookWinTag = .ProtectStructure Or .ProtectWindowsEnd WithShTag = FalseFor Each w1 In WorksheetsShTag = ShTag Or w1.ProtectContentsNext w1If Not ShTag And Not WinTag ThenMsgBox MSGNOPWORDS1, vbInformation, HEADERExit SubEnd IfMsgBox MSGTAKETIME, vbInformation, HEADERIf Not WinTag ThenMsgBox MSGNOPWORDS2, vbInformation, HEADERElseOn Error Resume NextDo 'dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126With ActiveWorkbook.Unprotect Chr(i) & Chr(j) & Chr(k) & Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If .ProtectStructure = False And .ProtectWindows = False ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND1, "$$", PWord1), vbInformation, HEADERExit Do 'Bypass all for...nextsEnd IfEnd WithNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In Worksheets'Attempt clearance with PWord1w1.Unprotect PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In Worksheets'Checks for all clear ShTag triggered to 1 if not.ShTag = ShTag Or w1.ProtectContentsNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo 'Dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126.Unprotect Chr(i) & Chr(j) & Chr(k) & Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If Not .ProtectContents ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND2, "$$", PWord1), vbInformation, HEADER'leverage finding Pword by trying on other sheetsFor Each w2 In Worksheetsw2.Unprotect PWord1Next w2Exit Do 'Bypass all for...nextsEnd IfNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfEnd WithNext w1End IfMsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER'End Sub