excel表格取消保护的方法
excel表格取消保护的方法
Excel中经常需要使用到保护功能进行保护数据，但需要取消保护的时候具体该如何操作呢?接下来是学习啦小编为大家带来的excel表格取消保护的方法，供大家参考。
excel表格取消保护的方法：
学习啦在线学习网 取消保护步骤1：视图—宏—录制新宏—输入宏名如:aa(aa是可随意输入)
取消保护步骤2：停止录制，这样得到一个空宏
取消保护步骤3：同样视图—宏—查看宏—选aa(aa为之前新建的宏)—点击编辑按钮
学习啦在线学习网 取消保护步骤4：删除窗口中的所有字符，复制下面的内容粘贴。一个字母、标点符号都不能少。
Option Explicit
学习啦在线学习网 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
' 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 & _
"Adapted from Bob McCormick base code by" & _
"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 " & _
"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:" & _
DBLSPACE & "SAVE IT NOW!" & DBLSPACE & "and also" & _
学习啦在线学习网 DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _
学习啦在线学习网 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 " & _
学习啦在线学习网 "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 & _
"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 " & _
学习啦在线学习网 "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 & "$$" & DBLSPACE & _
"Note it down for potential future use in other workbooks by " & _
"the same person who set this password." & DBLSPACE & _
"Now to check and clear other passwords." & AUTHORS & VERSION
Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _
"password set." & DBLSPACE & "The password found was: " & _
DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _
"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 " & _
学习啦在线学习网 "other passwords." & AUTHORS & VERSION
学习啦在线学习网 Const MSGONLYONE As String = "Only structure / windows " & _
"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
学习啦在线学习网 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
学习啦在线学习网 ShTag = False
学习啦在线学习网 For Each w1 In Worksheets
ShTag = ShTag Or w1.ProtectContents
Next w1
If Not ShTag And Not WinTag Then
学习啦在线学习网 MsgBox MSGNOPWORDS1, vbInformation, HEADER
学习啦在线学习网 Exit Sub
End If
学习啦在线学习网 MsgBox MSGTAKETIME, vbInformation, HEADER
If Not WinTag Then
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
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
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) & _
Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
If .ProtectStructure = False And _
.ProtectWindows = False Then
学习啦在线学习网 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 "$$", PWord1), vbInformation, HEADER
Exit Do 'Bypass all for...nexts
End If
学习啦在线学习网 End With
学习啦在线学习网 Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
学习啦在线学习网 Loop Until True
On Error GoTo 0
End If
If WinTag And Not ShTag Then
学习啦在线学习网 MsgBox MSGONLYONE, vbInformation, HEADER
学习啦在线学习网 Exit Sub
End If
On Error Resume Next
For Each w1 In Worksheets
学习啦在线学习网 'Attempt clearance with PWord1
学习啦在线学习网 w1.Unprotect PWord1
Next w1
学习啦在线学习网 On Error GoTo 0
ShTag = False
学习啦在线学习网 For Each w1 In Worksheets
学习啦在线学习网 'Checks for all clear ShTag triggered to 1 if not.
学习啦在线学习网 ShTag = ShTag Or w1.ProtectContents
Next w1
If ShTag Then
For Each w1 In Worksheets
With w1
If .ProtectContents Then
On Error Resume Next
学习啦在线学习网 Do 'Dummy do loop
学习啦在线学习网 For i = 65 To 66: For j = 65 To 66: For k = 65 To 66
For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66
For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126
学习啦在线学习网 .Unprotect Chr(i) & Chr(j) & Chr(k) & _
Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
学习啦在线学习网 Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
If Not .ProtectContents Then
PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _
学习啦在线学习网 Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
MsgBox Application.Substitute(MSGPWORDFOUND2, _
"$$", PWord1), vbInformation, HEADER
学习啦在线学习网 'leverage finding Pword by trying on other sheets
For Each w2 In Worksheets
w2.Unprotect PWord1
Next w2
Exit Do 'Bypass all for...nexts
End If
Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
学习啦在线学习网 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
取消保护步骤5：关闭编辑窗口
取消保护步骤6：视图—宏—查看宏,选AllInternalPasswords，点击执行，确定两次，等2分钟，再确定。密码撤销完毕。