如何解决根据分隔符拆分单元格值并插入新列
标题应写入每个插入的新列,单元格值应由“,”分隔符分隔。
示例:
之前:
之后:
到目前为止我尝试过:
Function multipleValues(colName As String)
Set Rng = getHeadersRange(colName)
colNumber = Rng.Columns(Rng.Columns.Count).Column
ColLtr = Cells(1,colNumber).Address(True,False)
ColLtr = Replace(ColLtr,"$1","")
Dim indexOfWord As Integer
Dim maxValues As Integer
'Find out how many new columns needs to be inserted
Dim item As String,newItem As String
Dim items As Variant,newItems As Variant
maxValues = 0
For Each cell In Rng
items = Split(cell.Value,",")
If maxValues < UBound(items) Then
maxValues = UBound(items)
End If
Next cell
'Insert new columns
If maxValues > 0 Then
Columns(Rng.Column).Offset(,1).Resize(,maxValues).Insert
End If
'Duplicate the header to the new columns
'For i = 1 To maxValues
'Cells(1,ColLtr + i).Value = colName
'Next i
'Split the items to columns
For Each cell In Rng
items = Split(cell.Value,")
maxValues = UBound(items)
For i = 0 To UBound(items)
firstValue = items(0)
cell.Offset(0,i) = items(i)
cell.Value = firstValue
Next i
Next cell
End Function
解决方法
我会做以下事情:
首先找出需要添加多少列。我们通过计算列中的分隔符(逗号)并使用最大值 + 1 来获得拆分后我们最终将拥有的列数。
然后我们将列的数据读入 Data
数组以加快处理速度,并准备一个计算大小的 Output
数组。
然后我们将标头与 Output
数组相乘,并将数据行拆分为输出数组。
最后,我们只需要在右侧添加适量的列并填充数组中的数据。
完成。
Option Explicit
Public Sub Example()
ExpandColumnByDelimiter Columns(1),","
End Sub
Public Sub ExpandColumnByDelimiter(ByVal ColumnToExpand As Range,Optional ByVal Delimiter As String = ",")
Dim ws As Worksheet
Set ws = ColumnToExpand.Parent
Dim LastRow As Long
LastRow = ws.Cells(ws.Rows.Count,ColumnToExpand.Column).End(xlUp).Row
' get data address for formula
Dim DataAddress As String
DataAddress = ColumnToExpand.Resize(RowSize:=LastRow - 1,ColumnSize:=1).Offset(RowOffset:=1).Address(True,True,xlA1,True)
' get max number of columns for output
Dim MaxColumns As Long
MaxColumns = Evaluate("=MAX(LEN(" & DataAddress & ")-LEN(SUBSTITUTE(" & DataAddress & ",""" & Delimiter & ""","""")))") / Len(Delimiter) + 1
' read column data into array
Dim Data() As Variant
Data = ColumnToExpand.Resize(RowSize:=LastRow).Value
' prepare output array
Dim Output() As Variant
ReDim Output(1 To LastRow,1 To MaxColumns) As Variant
' multiply header
Dim iHeader As Long
For iHeader = 1 To MaxColumns
Output(1,iHeader) = Data(1,1)
Next iHeader
' split data into output array
Dim SplitData() As String
Dim iRow As Long
For iRow = LBound(Data,1) + 1 To UBound(Data,1)
SplitData = Split(Data(iRow,1),Delimiter)
Dim iCol As Long
For iCol = LBound(SplitData) To UBound(SplitData)
Output(iRow,iCol + 1) = SplitData(iCol)
Next iCol
Next iRow
' add new columns to the sheet
ColumnToExpand.Offset(ColumnOffset:=1).Resize(ColumnSize:=MaxColumns - 1).Insert xlShiftToRight
' write the data
ColumnToExpand.Resize(RowSize:=UBound(Output,ColumnSize:=UBound(Output,2)).Value = Output
End Sub
转这个
进入这个
/// 编辑
当然,正如 Siddharth Rout 指出的那样,如果您添加扩展数据所需的空白列,您仍然可以使用文本到列功能。最终这种方法会更有效。
Public Sub ExpandColumnByDelimiter(ByVal ColumnToExpand As Range,"""")))") / Len(Delimiter) + 1
' add new columns to the sheet
ColumnToExpand.Offset(ColumnOffset:=1).Resize(ColumnSize:=MaxColumns - 1).Insert xlShiftToRight
' text to column
ColumnToExpand.Resize(RowSize:=LastRow - 1,ColumnSize:=1).Offset(RowOffset:=1) _
.TextToColumns Destination:=ColumnToExpand.Cells(2,DataType:=xlDelimited,_
TextQualifier:=xlDoubleQuote,ConsecutiveDelimiter:=False,Tab:=False,_
Semicolon:=False,Comma:=False,Space:=False,Other:=True,OtherChar:=Delimiter
' multiply header
ColumnToExpand.Cells(1,1).Resize(ColumnSize:=MaxColumns).Value = ColumnToExpand.Cells(1,1).Value
End Sub
,
试试这个(仅适用于 Excel 365)。函数的第一部分应该是带双引号的分隔符,第二部分应该是你的范围。
Function PC_Split(a As String,b As String)
Dim Text() As String
Text = Split(b,a)
PC_Split = Text
End Function
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