Deletes every other row in a Microsoft Excel worksheet.
PowerShell
$comments = @'
Script name: Delete-EveryOtherRow.ps1
Created on: Sunday, September 02, 2007
Author: Kent Finkle
Purpose: How can I use Windows Powershell to
delete every other row on an Excel worksheet?
#http://support.microsoft.com/kb/213610/en-us
'@
#-----------------------------------------------------
function Release-Ref ($ref) {
([System.Runtime.InteropServices.Marshal]::ReleaseComObject(
[System.__ComObject]$ref) -gt 0)
[System.GC]::Collect()
[System.GC]::WaitForPendingFinalizers()
}
#-----------------------------------------------------
$xl = new-object -comobject excel.application
$xl.Visible = $True
$wb = $xl.Workbooks.Add()
$ws = $wb.Worksheets.Item("Sheet1")
$2d = new-object 'object[,]' 20,1
# Fill an array so we can put the numbers into Excel all at once.
for ($i=0; $i -le 19; $i++) {
$2d[$i,0] = $i + 1
}
$r = $ws.Range("A1:A20")
# Put the array into the sheet so we have something to work with.
$r.Value() = $2d
$y = $false
# Change this to $True if you want to
# delete rows 1, 3, 5, and so on.
$i = 1
$r = $ws.UsedRange
$cnt = $r.rows.Count
# Loop once for every row in the selection.
for ($x=1; $x -le $cnt; $x++) {
if ($y -eq $true) {
# ...delete an entire row of cells.
$a = $r.Cells.Item($i).EntireRow.Delete()
}
Else {
# ...increment $i by one so we can cycle through range.
$i++
}
# If ($y is true, make it false; if $y is false, make it true.)
$y = -not($y)
}
$a = Release-Ref($r)
$a = Release-Ref($ws)
$a = Release-Ref($wb)
$a = Release-Ref($xl)
| Windows Server 2008 R2 | No |
| Windows Server 2008 | No |
| Windows Server 2003 | No |
| Windows 7 | No |
| Windows Vista | No |
| Windows XP | No |
| Windows 2000 | No |
This script is tested on these platforms by the author. It is likely to work on other platforms as well. If you try it and find that it works on another platform, please add a note to the script discussion to let others know.
