Excel中进行取消工作表保护密码的设置技巧

学习啦在线学习网 　　在做excel表格时我们有时候会给自己的工作表加密，一旦忘记密码就会很麻烦，如何绕过密码，直接撤销保护。今天，学习啦小编就教大家在Excel中进行取消工作表保护密码的设置技巧。

　　Excel中进行取消工作表保护密码的设置步骤

　　打开excel，点击菜单栏的“视图”，点击二级菜单里的“宏”，选择录制宏。

学习啦在线学习网 　　在弹出来的方框中输入宏的名称，点击确认。

　　重复第一步的步骤，不过这次点击“停止录制”。

　　选择查看宏。

　　编辑宏。

　　在弹出来的代码框输入下面的代码。Option Explicit

　　Public Sub AllInternalPasswords()

　　' Breaks worksheet and workbook structure passwords. Bob McCormick

　　' probably originator of base code algorithm modified for coverage

　　' of workbook structure / windows passwords and for multiple passwords

　　'

　　' Norman Harker and JE McGimpsey 27-Dec-2002 (Version 1.1)

　　' Modified 2003-Apr-04 by JEM: All msgs to constants, and

学习啦在线学习网 　　' eliminate one Exit Sub (Version 1.1.1)

　　' Reveals hashed passwords NOT original passwords

学习啦在线学习网 　　Const DBLSPACE As String = vbNewLine & vbNewLine

　　Const AUTHORS As String = DBLSPACE & vbNewLine & _

学习啦在线学习网 　　"Adapted from Bob McCormick base code by" & _

　　"Norman Harker and JE McGimpsey"

　　Const HEADER As String = "AllInternalPasswords User Message"

学习啦在线学习网 　　Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"

学习啦在线学习网 　　Const REPBACK As String = DBLSPACE & "Please report failure " & _

　　"to the microsoft.public.excel.programming newsgroup."

学习啦在线学习网 　　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" & _

　　DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _

学习啦在线学习网 　　DBLSPACE & "Also, remember that the password was " & _

　　"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."

　　Const MSGNOPWORDS1 As String = "There were no passwords on " & _

　　"sheets, or workbook structure or windows." & AUTHORS & VERSION

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

　　"workbook structure or windows." & DBLSPACE & _

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

学习啦在线学习网 　　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 & _

学习啦在线学习网 　　"Now to check and clear other passwords." & AUTHORS & VERSION

学习啦在线学习网 　　Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _

学习啦在线学习网 　　"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 " & _

　　"set this password." & DBLSPACE & "Now to check and clear " & _

　　"other passwords." & AUTHORS & VERSION

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

　　"protected with the password that was just found." & _

学习啦在线学习网 　　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

　　Dim PWord1 As String

学习啦在线学习网 　　Dim ShTag As Boolean, WinTag As Boolean

　　Application.ScreenUpdating = False

　　With ActiveWorkbook

　　WinTag = .ProtectStructure Or .ProtectWindows

学习啦在线学习网 　　End With

　　ShTag = False

学习啦在线学习网 　　For Each w1 In Worksheets

学习啦在线学习网 　　ShTag = ShTag Or w1.ProtectContents

　　Next w1

　　If Not ShTag And Not WinTag Then

　　MsgBox MSGNOPWORDS1, vbInformation, HEADER

学习啦在线学习网 　　Exit Sub

　　End If

　　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

学习啦在线学习网 　　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

　　With ActiveWorkbook

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

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

学习啦在线学习网 　　Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

　　If .ProtectStructure = False And _

学习啦在线学习网 　　.ProtectWindows = False 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)

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

　　"", PWord1), vbInformation, HEADER

　　Exit Do 'Bypass all for...nexts

　　End If

　　End With

　　Next: Next: Next: Next: Next: Next

　　Next: Next: Next: Next: Next: Next

　　Loop Until True

　　On Error GoTo 0

　　End If

学习啦在线学习网 　　If WinTag And Not ShTag Then

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

学习啦在线学习网 　　Exit Sub

　　End If

学习啦在线学习网 　　On Error Resume Next

　　For Each w1 In Worksheets

学习啦在线学习网 　　'Attempt clearance with PWord1

　　w1.Unprotect PWord1

　　Next w1

　　On Error GoTo 0

学习啦在线学习网 　　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.

学习啦在线学习网 　　ShTag = ShTag Or w1.ProtectContents

　　Next w1

　　If ShTag Then

学习啦在线学习网 　　For Each w1 In Worksheets

　　With w1

学习啦在线学习网 　　If .ProtectContents Then

　　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

学习啦在线学习网 　　For 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 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)

　　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

学习啦在线学习网 　　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

学习啦在线学习网 　　On Error GoTo 0

　　End If

学习啦在线学习网 　　End With

　　Next w1

　　End If

学习啦在线学习网 　　MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER

　　End Sub