The below script helps you to get all items created/updated
by you in last n number of days.
Open PowerShell ISE in sitecore and run this with admin
privilege ( Your user must be administrator)
$path
="master:/sitecore/content/"
$items
= Get-ChildItem -Path $path -Recurse |
Where-Object
{ $_.__Updated -gt [datetime]::Now.AddDays(-100) -and $_."__Updated By" -eq "sitecore\abc" }
ForEach
($item in $items)
{
Write-Host $item.ID $item.Paths.Path
}
PS: -100 will give you item updated in last 100 days