[英]Why am I getting an overflow error during an array assignment?
我有一个程序可以设置一些全局 arrays。 该程序运行良好,直到几个小时前。 今天已经运行了几次了。 除了数组的大小(从 99500 - 99900、9)之外,我什么都没改变,这是问题吗? 如果是数组的大小,有没有办法用不同的数据结构(集合、字典、用户定义)来存储这么多数据?
Const PartMaterialsFilePath = "C:\Users\jayferreira\Desktop\"
Const PartMaterialsFileName = "Part Materials.xlsm"
Function getPPNWorksheet() As Worksheet
If isWkbkOpen(PartMaterialsFileName) Then
Set getPPNWorksheet = Workbooks(PartMaterialsFileName).Worksheets(2)
Else
Set getPPNWorksheet = Workbooks.Open(PartMaterialsFilePath + PartMaterialsFileName).Worksheets(2)
End If
End Function
Global partDescriptions() As String
Global partRevisions() As String * 5
Global partRevisionDates() As String * 10
Global partWeights() As Single
Global partNumbers() As String * 6
Global PartMaterials As Dictionary
Global initialized As Boolean
Function setGlobals()
Application.ScreenUpdating = False
Load loadingBar
loadingBar.Show
Dim rng As Range
Dim dataArr() As Variant
Dim mGPPN As Worksheet
Dim multipleOf As Long
Dim counter As Integer
Dim lastRow As Long
Dim i As Long
loadingBar.Text.Caption = "Loading ppn.xlsx..."
Set mGPPN = MCGBookFunctions.getPPNWorksheet
lastRow = MCGBookFunctions.getLastRow(mGPPN, , 1, 1)
loadingBar.Text.Caption = "Loading Data..."
mGPPN.Activate
dataArr = mGPPN.Range("A2", "I" & lastRow) ''this is where the overflow error occurs
MCGBookFunctions.closePartMaterialsworkbook True ''closes mGPPN
Set mGPPN = Nothing
ReDim partDescriptions(lastRow)
ReDim partRevisions(lastRow)
ReDim partRevisionDates(lastRow)
ReDim partWeights(lastRow)
ReDim partNumbers(lastRow)
multipleOf = lastRow / 100
For i = 1 To UBound(dataArr, 1)
partNumbers(i) = dataArr(i, 1)
partDescriptions(i) = dataArr(i, 2)
partRevisions(i) = dataArr(i, 3)
partRevisionDates(i) = dataArr(i, 4)
partWeights(i) = dataArr(i, 5) * 1000
If i Mod multipleOf = 0 Then
counter = counter + 1
loadingBar.Caption = "Storing Data..."
loadingBar.Text.Caption = counter & "% Completed"
loadingBar.Bar.Width = counter * 2
DoEvents
End If
Next
loadingBar.Caption = "Getting part materials from database..."
Set PartMaterials = DataBase.GetMaterials()
initialized = True
Application.ScreenUpdating = True
Unload loadingBar
End Function
注意:引发错误的行是 arrays 变暗之前的两行。 'dataArr = mGPPN.Range("A2", "I" & lastRow)' 如代码中所述。
注意:我玩过范围大小,可以将 Range("A2", "I7804") 分配给数组,但不能再分配一行。 今天,直到几个小时前,我已经多次为数组分配了更大的范围。
在.Value2
mGPPN.Range("A2", "I" & lastRow).Value2
中使用 .Value2 解决了我的问题。 我认为它与单元格的格式化方式有关,在尝试将日期之类的内容存储为字符串时会产生溢出,也许?
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