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Function Check-ADUser
{
Param ($Username)
 
    $ADRoot = [ADSI]''
    $ADSearch = New-Object System.DirectoryServices.DirectorySearcher($ADRoot) 
    $SAMAccountName = "$Username"
    $ADSearch.Filter = "(&(objectClass=user)(sAMAccountName=$SAMAccountName))"
    $Result = $ADSearch.FindAll()
 
    If($Result.Count -eq 0)
    {
        Write-Host "No such user on the Server" | Out-Null
        $Status = "0"
    }
    Else
    {
        Write-Host "User exist on the Server" | Out-Null
        $Status = "1"
    }
 
    $Results = New-Object Psobject
    $Results | Add-Member Noteproperty Status $Status
    Write-Output $Results    
}

Function Check-ADUser { Param ($Username) $ADRoot = [ADSI]'' $ADSearch = New-Object System.DirectoryServices.DirectorySearcher($ADRoot) $SAMAccountName = "$Username" $ADSearch.Filter = "(&(objectClass=user)(sAMAccountName=$SAMAccountName))" $Result = $ADSearch.FindAll() If($Result.Count -eq 0) { Write-Host "No such user on the Server" | Out-Null $Status = "0" } Else { Write-Host "User exist on the Server" | Out-Null $Status = "1" } $Results = New-Object Psobject $Results | Add-Member Noteproperty Status $Status Write-Output $Results }

Check-ADUser -Username "yusufozturk"

Check-ADUser -Username "yusufozturk"