get-largeFiles

## Original by martijnaa (https://www.reddit.com/user/martijnaa)
## https://www.reddit.com/r/PowerShell/comments/3fqtlk/simple_script_look_for_large_files/
## 04/08/2015

Function Get-LargeFiles {

Param (
    [parameter(Mandatory=$true)]
    [long]$size,
    [parameter(Mandatory=$true)]
    [ValidateScript({Test-Path $_ -PathType 'Container'})]
    [string]$location,
    [parameter(Mandatory=$false)]
    [ValidateScript({Test-Path $_ -IsValid})]
    [string]$export
)

    $results = Get-ChildItem "$location\" -Recurse | Where-Object {$_.Length -gt $size} | Select FullName, @{Name="Size(MB)";Expression={"{0:N1}" -f($_.Length/1MB)}} | Sort-Object "Size(MB)" -desc

    If ($export) {
        $results | Export-csv $export -NoTypeInformation
    }
    Else {
        $results
    }
}

Get-LargeFiles -size 100MB -location C:\folder-with-large-files -export E:\largefiles.csv