Sub chkdt()
Application.ScreenUpdating = False
Application.Calculation = xlCalculationManual
Dim rw, cl, i, q As Double 'rw - no of used rows, cl - no of used column, i
- lookup for row,q - lookup for column
Dim dif, t, dt As Long
t = 4
dt = 5
rw = ThisWorkbook.Sheets("MINUTES").Range("A" & Rows.Count).End(xlUp).Row
cl = ThisWorkbook.Sheets("MINUTES").Range("A1").End(xlToRight).Column
ThisWorkbook.Sheets("MINUTES").Range(Cells(8, 2), Cells(rw, cl)).Clear
For q = 2 To cl ' column lookup
For i = 8 To rw ' row loookup
dif = Round((ThisWorkbook.Sheets("MINUTES").Cells(dt, q) -
ThisWorkbook.Sheets("MINUTES").Cells(t, q)) * 24 * 60, 0) - 1
If (ThisWorkbook.Sheets("MINUTES").Cells(i, 1) >=
ThisWorkbook.Sheets("MINUTES").Cells(t, q)) And _
(ThisWorkbook.Sheets("MINUTES").Cells(i, 1) <
ThisWorkbook.Sheets("MINUTES").Cells(dt, q)) Then
DoEvents
ThisWorkbook.Sheets("MINUTES").Range(Cells(i, q), Cells(i + dif,
q)) = 1
i = rw
End If
Next i
Next q
MsgBox "completed"
Application.ScreenUpdating = True
Application.Calculation = xlCalculationAutomatic
End Sub
======================
Thanks to everyone who helped
Cheers
Ravi
On Saturday, December 16, 2017 at 11:44:17 AM UTC+5:30, Ravi K wrote:
>
> Hi
>
> Can someone please explain why this macro does not work
> I have no formal training in VB or any programming so everything in the
> macro is bits taken from various posts
>
> What I need to do is put 1 or 0 over a range that starts at B8 and ends at
> the last column with data at row 44652
> but if I leave the formula "=IF(AND(RC1>R4C,RC1<R5C),1,0)" in the place
> the workbook becomes too large and my i5 laptop hangs so I have to convert
> the formula into the result value 1 or 0
>
> ===========================
> Sub FillCellsMyRange()
>
> ' Change the WorkSheet Name
> Dim shName As String
> Dim currentName As String
> currentName = ActiveSheet.Name
> shName = "MINUTES"
> If currentName <> shName Then
> ThisWorkbook.Sheets(currentName).Name = shName
> End If
>
> Dim LastCol As Long
> With ActiveSheet.UsedRange
> LastCol = .Columns(.Columns.Count).Column
> End With
> Dim LastRow As Long, Rng1 As Long
> LastRow = Cells.Find(What:="*", After:=Range("A1"), SearchOrder:=xlByRows,
> SearchDirection:=xlPrevious).Row
>
> 'Set Rng1 = Sheets("MINUTES").Range("B8:" & LastCol & "44652")
> 'ActiveWorkbook.Names.Add Name:="MyRange", RefersTo:=Rng1
>
>
> ' Turn off screen updating to improve performance
> Application.ScreenUpdating = False
> On Error Resume Next
>
>
> ' Look in column B
> With Sheets("MINUTES").Range("B8:" & LastCol & LastRow)
> ' For blank cells, set them to equal the cell above
> .SpecialCells(xlCellTypeBlanks).Formula =
> "=IF(AND(RC1>R4C,RC1<R5C),1,0)"
> 'Convert the formula to a value
> .Value = .Value
> End With
> Err.Clear
> Application.ScreenUpdating = True
> End Sub
> =================================
>
> again, nothing above is original work, it is all copy & paste of what
> looked like useful bits from various answers on various groups
>
> Thanks again
>
> Ravi
>
>
>
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