Excel中2007版本进行撤销工作表保护密码的操作方法

学习啦在线学习网Excel中2007版本进行撤销工作表保护密码的操作方法

学习啦在线学习网 　　我们经常使用Excel的工作表保护功能，将工作表用密码保护起来，以防别人操作时进行修改，但是这样一来有可能会无法进行一些操作(如输入公式等)，时间久了保护的密码也有可能忘记了，这该怎么办呢?今天，学习啦小编就教大家在Excel中2007版本进行撤销工作表保护密码的图文操作。

　　Excel中2007版本进行撤销工作表保护密码的操作步骤：

　　1、打开您需要破解保护密码的Excel文件;

学习啦在线学习网 　　2、依次点击菜单栏上的工具---宏----录制新宏，输入宏名字如:aa;

　　3、停止录制(这样得到一个空宏);

学习啦在线学习网 　　4、依次点击菜单栏上的工具---宏----宏,选aa,点编辑按钮;

　　5、删除窗口中的所有字符(只有几个),替换为下面的内容;

　　从横线下开始复制-----------------------------

学习啦在线学习网 　　Option Explicit

　　Public Sub AllInternalPasswords()

学习啦在线学习网 　　' Breaks worksheet and workbook structure passwords. Bob McCormick

学习啦在线学习网 　　' probably originator of base code algorithm modified for coverage

学习啦在线学习网 　　' of workbook structure / windows passwords and for multiple passwords

　　'

学习啦在线学习网 　　' Norman Harker and JE McGimpsey 27-Dec-2002 (Version 1.1)

学习啦在线学习网 　　' Modified 2003-Apr-04 by JEM: All msgs to constants, and

　　' eliminate one Exit Sub (Version 1.1.1)

　　' Reveals hashed passwords NOT original passwords

　　Const DBLSPACE As String = vbNewLine & vbNewLine

　　Const AUTHORS As String = DBLSPACE & vbNewLine & _

　　"Adapted from Bob McCormick base code by" & _

学习啦在线学习网 　　"Norman Harker and JE McGimpsey"

　　Const HEADER As String = "AllInternalPasswords User Message"

　　Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"

　　Const REPBACK As String = DBLSPACE & "Please report failure " & _

学习啦在线学习网 　　"to the microsoft.public.excel.programming newsgroup."

　　Const ALLCLEAR As String = DBLSPACE & "The workbook should " & _

学习啦在线学习网 　　"now be free of all password protection, so make sure you:" & _

学习啦在线学习网 　　DBLSPACE & "SAVE IT NOW!" & DBLSPACE & "and also" & _

学习啦在线学习网 　　DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _

　　DBLSPACE & "Also, remember that the password was " & _

学习啦在线学习网 　　"put there for a reason. Don't stuff up crucial formulas " & _

　　"or data." & DBLSPACE & "Access and use of some data " & _

　　"may be an offense. If in doubt, don't."

学习啦在线学习网 　　Const MSGNOPWORDS1 As String = "There were no passwords on " & _

学习啦在线学习网 　　"sheets, or workbook structure or windows." & AUTHORS & VERSION

　　Const MSGNOPWORDS2 As String = "There was no protection to " & _

学习啦在线学习网 　　"workbook structure or windows." & DBLSPACE & _

学习啦在线学习网 　　"Proceeding to unprotect sheets." & AUTHORS & VERSION

　　Const MSGTAKETIME As String = "After pressing OK button this " & _

学习啦在线学习网 　　"will take some time." & DBLSPACE & "Amount of time " & _

　　"depends on how many different passwords, the " & _

　　"passwords, and your computer's specification." & DBLSPACE & _

　　"Just be patient! Make me a coffee!" & AUTHORS & VERSION

　　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 " & _

学习啦在线学习网 　　"the same person who set this password." & DBLSPACE & _

　　"Now to check and clear other passwords." & AUTHORS & VERSION

　　Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _

　　"password set." & DBLSPACE & "The password found was: " & _

　　DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _

学习啦在线学习网 　　"future use in other workbooks by same person who " & _

学习啦在线学习网 　　"set this password." & DBLSPACE & "Now to check and clear " & _

　　"other passwords." & AUTHORS & VERSION

　　Const MSGONLYONE As String = "Only structure / windows " & _

学习啦在线学习网 　　"protected with the password that was just found." & _

　　ALLCLEAR & AUTHORS & VERSION & REPBACK

学习啦在线学习网 　　Dim w1 As Worksheet, w2 As Worksheet

学习啦在线学习网 　　Dim i As Integer, j As Integer, k As Integer, l As Integer

　　Dim m As Integer, n As Integer, i1 As Integer, i2 As Integer

学习啦在线学习网 　　Dim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer

学习啦在线学习网 　　Dim PWord1 As String

　　Dim ShTag As Boolean, WinTag As Boolean

学习啦在线学习网 　　Application.ScreenUpdating = False

　　With ActiveWorkbook

学习啦在线学习网 　　WinTag = .ProtectStructure Or .ProtectWindows

　　End With

　　ShTag = False

　　For Each w1 In Worksheets

　　ShTag = ShTag Or w1.ProtectContents

　　Next w1

　　If Not ShTag And Not WinTag Then

　　MsgBox MSGNOPWORDS1, vbInformation, HEADER

　　Exit Sub

　　End If

学习啦在线学习网 　　MsgBox MSGTAKETIME, vbInformation, HEADER

学习啦在线学习网 　　If Not WinTag Then

学习啦在线学习网 　　MsgBox MSGNOPWORDS2, vbInformation, HEADER

　　Else

　　On Error Resume Next

　　Do 'dummy do loop

　　For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

学习啦在线学习网 　　For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

学习啦在线学习网 　　For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

　　For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

学习啦在线学习网 　　With ActiveWorkbook

学习啦在线学习网 　　.Unprotect Chr(i) & Chr(j) & Chr(k) & _

学习啦在线学习网 　　Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & _

　　Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

　　If .ProtectStructure = False And _

　　.ProtectWindows = False Then

　　PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

　　Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

　　Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

学习啦在线学习网 　　MsgBox Application.Substitute(MSGPWORDFOUND1, _

学习啦在线学习网 　　"$$", PWord1), vbInformation, HEADER

学习啦在线学习网 　　Exit Do 'Bypass all for...nexts

　　End If

学习啦在线学习网 　　End With

学习啦在线学习网 　　Next: Next: Next: Next: Next: Next

　　Next: Next: Next: Next: Next: Next

　　Loop Until True

　　On Error GoTo 0

　　End If

　　If WinTag And Not ShTag Then

　　MsgBox MSGONLYONE, vbInformation, HEADER

　　Exit Sub

　　End If

学习啦在线学习网 　　On Error Resume Next

　　For Each w1 In Worksheets

　　'Attempt clearance with PWord1

学习啦在线学习网 　　w1.Unprotect PWord1

　　Next w1

　　On Error GoTo 0

　　ShTag = False

学习啦在线学习网 　　For Each w1 In Worksheets

　　'Checks for all clear ShTag triggered to 1 if not.

　　ShTag = ShTag Or w1.ProtectContents

　　Next w1

学习啦在线学习网 　　If ShTag Then

　　For Each w1 In Worksheets

　　With w1

　　If .ProtectContents Then

学习啦在线学习网 　　On Error Resume Next

　　Do 'Dummy do loop

　　For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

学习啦在线学习网 　　For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

　　For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

　　For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

　　.Unprotect Chr(i) & Chr(j) & Chr(k) & _

学习啦在线学习网 　　Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

学习啦在线学习网 　　Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

　　If Not .ProtectContents Then

　　PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

　　Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

学习啦在线学习网 　　Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

　　MsgBox Application.Substitute(MSGPWORDFOUND2, _

　　"$$", PWord1), vbInformation, HEADER

　　'leverage finding Pword by trying on other sheets

学习啦在线学习网 　　For Each w2 In Worksheets

　　w2.Unprotect PWord1

　　Next w2

学习啦在线学习网 　　Exit Do 'Bypass all for...nexts

　　End If

　　Next: Next: Next: Next: Next: Next

学习啦在线学习网 　　Next: Next: Next: Next: Next: Next

　　Loop Until True

　　On Error GoTo 0

　　End If

学习啦在线学习网 　　End With

　　Next w1

　　End If

　　MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER

　　End Sub

学习啦在线学习网 　　----------------------

　　复制到横线以上

学习啦在线学习网 　　6、关闭编辑窗口;

　　7、依次点击菜单栏上的工具---宏-----宏,选AllInternalPasswords,运行,确定两次;