More efficient code? Moving data

Daroh

Board Regular
Joined
Aug 19, 2016
Messages
62
Hello, is there anyway to make this code more efficient? It goes through over 6000 rows of data (people) and I am adding more people to the table. At present, it takes a long time to do it.

Thanks,



VBA Code:
Sub Match_Data_and Replace()



Dim Data As Worksheet

Dim List As Worksheet

Set Data = ThisWorkbook.Sheets("Patient_Data") ' Raw Data

Set List = ThisWorkbook.Sheets("Wrk_List") ' Search Data - Wrk_List



Dim dArray() As String

Dim lArray() As String



ReDim Preserve dArray(1 To Data.Range("A" & Rows.Count).End(xlUp).Row, 1 To 34)

ReDim Preserve lArray(1 To List.Range("A" & Rows.Count).End(xlUp).Row, 1 To 34)



For a = 1 To Data.Range("A" & Rows.Count).End(xlUp).Row

For b = 1 To 34

dArray(a, b) = Data.Cells(a, b)

Next b

Next a



For a = 1 To List.Range("A" & Rows.Count).End(xlUp).Row

For b = 1 To 34

lArray(a, b) = List.Cells(a, b)

Next b

Next a



Dim MRN As String, lName As String

For a = 2 To UBound(lArray)

MRN = lArray(a, 1)

lName = lArray(a, 2)





For b = 2 To UBound(dArray)

If dArray(b, 1) = MRN And dArray(b, 4) = lName Then



dArray(b, 3) = lArray(a, 3) ' f_Name

dArray(b, 4) = lArray(a, 6)

dArray(b, 6) = lArray(a, 7) ' Phone

dArray(b, 7) = lArray(a, 5)

dArray(b, 36) = lArray(a, 13)

dArray(b, 37) = lArray(a, 14)

dArray(b, 38) = lArray(a, 15)

dArray(b, 39) = lArray(a, 16)

dArray(b, 40) = lArray(a, 17)

dArray(b, 41) = lArray(a, 18)





Exit For

End If

Next b

Next a



'Transfer data back

For a = 2 To UBound(dArray)

For b = 2 To 34

Data.Cells(a, b).Value = dArray(a, b)

Next b

Next a



End Sub
 
Try:
VBA Code:
Sub Match_Data_and_Replace()
    Dim Data As Worksheet, List As Worksheet
    Set Data = Sheets("Data")
    Set List = ThisWorkbook.Sheets("List")
    Application.ScreenUpdating = False
    Dim vData As Variant, lData As Variant, i As Long, dic As Object
    vData = Data.Range("A2", Data.Range("A" & Rows.Count).End(xlUp)).Value
    lData = List.Range("A2", List.Range("A" & Rows.Count).End(xlUp)).Resize(, 17).Value
    Set dic = CreateObject("Scripting.Dictionary")
    For i = LBound(vData) To UBound(vData)
        If Not dic.exists(vData(i, 1)) Then
            dic.Add vData(i, 1), i + 1
        End If
    Next i
    For i = LBound(lData) To UBound(lData)
        If dic.exists(lData(i, 1)) Then
            Data.Range("AF" & dic(lData(i, 1))).Resize(, 6).Value = Array(lData(i, 12), lData(i, 13), lData(i, 14), lData(i, 15), lData(i, 16), lData(i, 17))
        End If
    Next i
    Application.ScreenUpdating = True
End Sub
 
Upvote 0
Solution

Excel Facts

Who is Mr Spreadsheet?
Author John Walkenbach was Mr Spreadsheet until his retirement in June 2019.
Try:
VBA Code:
Sub Match_Data_and_Replace()
    Dim Data As Worksheet, List As Worksheet
    Set Data = Sheets("Data")
    Set List = ThisWorkbook.Sheets("List")
    Application.ScreenUpdating = False
    Dim vData As Variant, lData As Variant, i As Long, dic As Object
    vData = Data.Range("A2", Data.Range("A" & Rows.Count).End(xlUp)).Value
    lData = List.Range("A2", List.Range("A" & Rows.Count).End(xlUp)).Resize(, 17).Value
    Set dic = CreateObject("Scripting.Dictionary")
    For i = LBound(vData) To UBound(vData)
        If Not dic.exists(vData(i, 1)) Then
            dic.Add vData(i, 1), i + 1
        End If
    Next i
    For i = LBound(lData) To UBound(lData)
        If dic.exists(lData(i, 1)) Then
            Data.Range("AF" & dic(lData(i, 1))).Resize(, 6).Value = Array(lData(i, 12), lData(i, 13), lData(i, 14), lData(i, 15), lData(i, 16), lData(i, 17))
        End If
    Next i
    Application.ScreenUpdating = True
End Sub

Works perfectly. Thank you very much @mumps
 
Upvote 0
How could I include D to H in the same row? The code is perfect as it is, but I want to add in that it is possible to change the data.

VBA Code:
Private Sub CommandButton3_Click()
'Sub Match_Data_and_Replace()
    Dim Data As Worksheet, List As Worksheet
    Set Data = Sheets("Patient_Data")
    Set List = ThisWorkbook.Sheets("Wrk_List")
    Application.ScreenUpdating = False
    Dim vData As Variant, lData As Variant, i As Long, dic As Object
    vData = Data.Range("A2", Data.Range("A" & Rows.Count).End(xlUp)).Value
    lData = List.Range("A2", List.Range("A" & Rows.Count).End(xlUp)).Resize(, 18).Value
    Set dic = CreateObject("Scripting.Dictionary")
    For i = LBound(vData) To UBound(vData)
        If Not dic.exists(vData(i, 1)) Then
            dic.Add vData(i, 1), i + 1
        End If
    Next i
    For i = LBound(lData) To UBound(lData)
        If dic.exists(lData(i, 1)) Then
            Data.Range("AH" & dic(lData(i, 1))).Resize(, 7).Value = Array(lData(i, 12), lData(i, 13), lData(i, 14), lData(i, 15), lData(i, 16), lData(i, 17), lData(i, 18))
        End If
    Next i
    Application.ScreenUpdating = True
'End Sub

End Sub
 
Upvote 0
include D to H in the same row
Do you want to copy D:H from the List sheet to the corresponding columns in the Data sheet?
 
Upvote 0
How could I include D to H in the same row? The code is perfect as it is, but I want to add in that it is possible to change the data.

VBA Code:
Private Sub CommandButton3_Click()
'Sub Match_Data_and_Replace()
    Dim Data As Worksheet, List As Worksheet
    Set Data = Sheets("Patient_Data")
    Set List = ThisWorkbook.Sheets("Wrk_List")
    Application.ScreenUpdating = False
    Dim vData As Variant, lData As Variant, i As Long, dic As Object
    vData = Data.Range("A2", Data.Range("A" & Rows.Count).End(xlUp)).Value
    lData = List.Range("A2", List.Range("A" & Rows.Count).End(xlUp)).Resize(, 18).Value
    Set dic = CreateObject("Scripting.Dictionary")
    For i = LBound(vData) To UBound(vData)
        If Not dic.exists(vData(i, 1)) Then
            dic.Add vData(i, 1), i + 1
        End If
    Next i
    For i = LBound(lData) To UBound(lData)
        If dic.exists(lData(i, 1)) Then
            Data.Range("AH" & dic(lData(i, 1))).Resize(, 7).Value = Array(lData(i, 12), lData(i, 13), lData(i, 14), lData(i, 15), lData(i, 16), lData(i, 17), lData(i, 18))
        End If
    Next i
    Application.ScreenUpdating = True
'End Sub

End Sub
Yes
Do you want to copy D:H from the List sheet to the corresponding columns in the Data sheet?
That's exactly it. To add to the data already been copied.
 
Upvote 0
Try:
VBA Code:
Sub Match_Data_and_Replace()
    Dim Data As Worksheet, List As Worksheet
    Set Data = Sheets("Data")
    Set List = ThisWorkbook.Sheets("List")
    Application.ScreenUpdating = False
    Dim vData As Variant, lData As Variant, i As Long, dic As Object
    vData = Data.Range("A2", Data.Range("A" & Rows.Count).End(xlUp)).Value
    lData = List.Range("A2", List.Range("A" & Rows.Count).End(xlUp)).Resize(, 17).Value
    Set dic = CreateObject("Scripting.Dictionary")
    For i = LBound(vData) To UBound(vData)
        If Not dic.exists(vData(i, 1)) Then
            dic.Add vData(i, 1), i + 1
        End If
    Next i
    For i = LBound(lData) To UBound(lData)
        If dic.exists(lData(i, 1)) Then
            Data.Range("AF" & dic(lData(i, 1))).Resize(, 6).Value = Array(lData(i, 12), lData(i, 13), lData(i, 14), lData(i, 15), lData(i, 16), lData(i, 17))
            Range("B" & dic(lData(i, 1))) = lData(i, 4)
            Range("G" & dic(lData(i, 1))) = lData(i, 5)
            Range("D" & dic(lData(i, 1))) = lData(i, 6)
            Range("F" & dic(lData(i, 1))) = lData(i, 7)
            Range("O" & dic(lData(i, 1))) = lData(i, 8)
        End If
    Next i
    Application.ScreenUpdating = True
End Sub
 
Upvote 0

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