Windows Powershell

Generals

Untitled.ps1 - when working in ISEv2 or v4 in a script edit section, you can select code and press F8 to execute it
$_ - substitute a singular record in array
-eq, -or -and - dash means operator

Modules

Load ActiveDirectory module to have access to AD, pre-requirement to execute most commands below

Import-Module -Name ActiveDirectory

Extract from Active Directory

get-aduser -Filter {Samaccountname -eq "Smith"} -properties Organization
get-aduser -Filter {(Givenname -eq "Smithy") -and (Surname -eq "Smith")} 

Build array $users with all Samaccountname(loginnames) with additional properties: Name, Description

$users = get-aduser -Filter {Samaccountname -like "*"} -properties Name, Description

Return array object count

$users.count

Search array $users where $_ each object in array field samaccountname has a given string

$users | Where-Object {$_.samaccountname -eq "string_to_compare"}

Build array of enabled and disabled accounts in AD where field Enabled equal $true ($true boolean is 1 $false is 0)

$enabledusers = $users | Where-Object {$_.Enabled -eq $true}
$disabledusers = $users | Where-Object {$_.Enabled -eq $false}

Filter array $disabledusers returning only Samaccountname, GivenName, Surname and display (ft = Format-table)

$disabledusers | Select-Object Samaccountname, GivenName, Surname | ft -AutoSize

Build create new array from filter of $users array if name or description contains a string

$aausers = $users | Where-Object {( $_.Name -like "*aa*") -or ($_.Description -like "*bb*")}
$aausers | Select-Object Samaccountname, GivenName, Surname, Enabled | Sort-Object Enabled | ft -AutoSize

Print a table with records matching $aauser if another AD account has the same name and surname

foreach ($aauser in $aausers)
{
 $realuser = [array](get-aduser -Filter {((Givenname -eq $aauser.Givenname) -and (Surname -eq $aauser.Surname))}) 
 write-host $aauser.samaccountname "|" $aauser.name "|"  $aauser.enabled "|"$realuser[0].SamAccountname "|"$realuser[0].GivenName"|"  $realuser[0].Surname"|" $realuser[0].Enabled
}

Build array with GivenName, Surname that match filter of: Enabled field is false (disabled account)

$temp = Get-ADUser -Properties GivenName, Surname -filter {Enabled -eq $false}

Export the array to CSV file

$temp | Export-Csv temp.csv