Excel宏从向量中获取值以填充矩阵
我不确定这个标题是否足够具有描述性 基本上我有很多向量(大约50个),每个向量包含几百个值。每个向量都标有一个数字,它们看起来像这样:Excel宏从向量中获取值以填充矩阵,excel,vba,vector,matrix,Excel,Vba,Vector,Matrix,我不确定这个标题是否足够具有描述性 基本上我有很多向量(大约50个),每个向量包含几百个值。每个向量都标有一个数字,它们看起来像这样: Vector 1 Stim1 12 Stim5 36 Stim7 24 Stim10 4 ... ... Vector 2 Stim2 28 Stim3 33 Stim5 9 Stim8 40 ... ... 也就是说,它们有一个与特定刺激标签(StimX)相关联的数字。然
Vector 1
Stim1 12
Stim5 36
Stim7 24
Stim10 4
... ...
Vector 2
Stim2 28
Stim3 33
Stim5 9
Stim8 40
... ...
也就是说,它们有一个与特定刺激标签(StimX)相关联的数字。然而,每个向量都由一组唯一的刺激标签填充;一些刺激标签在多个向量之间共享-但是,每个向量并不包含每个刺激标签,并且每个向量都不共享一个刺激标签。例如,向量2看起来像这样:
Vector 1
Stim1 12
Stim5 36
Stim7 24
Stim10 4
... ...
Vector 2
Stim2 28
Stim3 33
Stim5 9
Stim8 40
... ...
及
此外,每个向量都有数量可变的值。。。有的有200个,有的有300个,等等
我想做的是创建一个宏,它将根据这些向量值填充矩阵。所以矩阵看起来像:
Vector 1 Vector 2 Vector 3 ...
Stim1 12
Stim2 28
Stim3 33 10
Stim4 50
Stim5 36 9
Stim6
Stim7 24 4
Stim8 40
Stim9
Stim10 4
Stim11 22
...
我对VBA不是很了解,所以我相信这可以很简单地完成。我假设sheet1和sheet2中的向量和刺激列表将显示矩阵 A列-向量和刺激
B列-对应的 此代码将执行以下操作:
Option Explicit
Sub cMatrix()
Dim i As Long
Dim j As Long
Dim cnt As Long
cnt = 2
Dim tmp As Long
Dim ws1 As Worksheet
Dim ws2 As Worksheet
Dim arr() As String
Set ws1 = ThisWorkbook.Sheets(1)
Set ws2 = ThisWorkbook.Sheets(2)
' populate Y axis: list of stims
For i = 1 To ws1.Range("A" & Rows.Count).End(xlUp).Row
If StrComp(CStr(Left(ws1.Range("A" & i), 1)), "s", vbTextCompare) = 0 Then
ws2.Range("A" & cnt).Value = ws1.Range("A" & i).Value
cnt = cnt + 1
End If
Next i
' populate X axis: vectors
cnt = 2
For i = 1 To ws1.Range("A" & Rows.Count).End(xlUp).Row
If StrComp(CStr(Left(ws1.Range("A" & i), 1)), "v", vbTextCompare) = 0 Then
ws2.Cells(1, cnt).Value = ws1.Range("A" & i).Value
cnt = cnt + 1
End If
Next i
' fill array
ReDim arr(ws2.Range("A" & Rows.Count).End(xlUp).Row - 1)
For i = 2 To ws2.Range("A" & Rows.Count).End(xlUp).Row
arr(i - 2) = ws2.Range("A" & i).Value
ws2.Range("A" & i).ClearContents
Next i
' remove duplicate
Call RemoveDuplicate(arr)
' reprint stims
For i = LBound(arr) To UBound(arr)
ws2.Range("A" & i + 2).Value = arr(i)
Next i
' fill matrix
For cnt = 2 To ws2.Cells(1, Columns.Count).End(xlToLeft).Column
For i = 1 To ws1.Range("A" & Rows.Count).End(xlUp).Row
If StrComp(ws2.Cells(1, cnt).Value, ws1.Range("A" & i).Value, vbTextCompare) = 0 Then
j = i + 1
While StrComp(Left(ws1.Range("A" & j).Value, 1), "S", vbTextCompare) = 0
For tmp = 2 To ws2.Range("A" & Rows.Count).End(xlUp).Row
If (StrComp(ws2.Range("A" & tmp).Value, ws1.Range("A" & j).Value, vbTextCompare) = 0) Then
ws2.Cells(tmp, cnt).Value = ws1.Range("B" & j).Value
j = j + 1
End If
Next tmp
Wend
End If
Next i
Next cnt
End Sub
Public Sub RemoveDuplicate(ByRef StringArray() As String)
Dim LowBound As Long, UpBound As Long
Dim TempArray() As String, Cur As Long
Dim A As Long, B As Long
If (Not StringArray) = True Then Exit Sub
LowBound = LBound(StringArray)
UpBound = UBound(StringArray)
ReDim TempArray(LowBound To UpBound)
Cur = LowBound
TempArray(Cur) = StringArray(LowBound)
For A = LowBound + 1 To UpBound
For B = LowBound To Cur
If LenB(TempArray(B)) = LenB(StringArray(A)) Then
If InStrB(1, StringArray(A), TempArray(B), vbBinaryCompare) = 1 Then Exit For
End If
Next B
If B > Cur Then Cur = B: TempArray(Cur) = StringArray(A)
Next A
ReDim Preserve TempArray(LowBound To Cur)
StringArray = TempArray
End Sub
如果你有任何问题,请提问 谢谢你的快速回复!粗略一看,它看起来相当不错。不幸的是,我今天没有偶然发现;我的电脑有问题,机器上有数据,所以我可能需要一两天才能真正验证这一点。只是在Excel中的一些合成数据上运行它,它似乎工作得很好。太好了!请记住,首先在源数据的副本上运行此操作。祝你好运