Group Files By Extension Recursively

GroupFilesByExtensionRecursively.ps1

"Please note that this script will modify your directory, You must back up your directory by yourself!"
#pause

$currentLocation = Get-Item -Path ""

# Create Grouped By Extension directory
$parentOfCurrentLocation = Split-Path -Parent $currentLocation
$groupedByExtensionLocation = Join-Path -Path $parentOfCurrentLocation -ChildPath "Grouped By Extension"
New-Item -Force -ItemType Directory $groupedByExtensionLocation

Get-ChildItem -Path $currentLocation -File -Recurse -Force | ForEach-Object {
    # Create current file extension group directory
    $extensionGroupLocation = Join-Path -Path $groupedByExtensionLocation -ChildPath $_.Extension
    New-Item -Force -ItemType Directory $extensionGroupLocation

    $fileNewLocation = Join-Path -Path $extensionGroupLocation -ChildPath $_.Name
    If (Test-Path -PathType Leaf -Path $fileNewLocation) {
        Remove-Item -Force -Path $fileNewLocation
    }
    Move-Item -Path $_.FullName -Destination $fileNewLocation
} # End ForEach-Object.