send mail message instead of `Send-MailMessage`

send-mailmessage2.ps1

<#
.SYNOPSIS
Send-Mail
.DESCRIPTION
Send mail message. use this instead of Send-MailMessage.
not supported pileline.
#>
function global:Send-MailMessage2 {
    Param (
        [Parameter(Mandatory = $True)][string]$smtpserver,
        [Parameter(Mandatory = $True)][int]$port,
        [Parameter(Mandatory = $True)][string]$userName,
        [Parameter(Mandatory = $True)][string]$password,
        [Parameter(Mandatory = $True)][string]$from,
        [Parameter(Mandatory = $True)][string[]]$tos,
        [string[]]$ccs,
        [Parameter(Mandatory = $True)][string]$subject,
        [string]$body
    )

    $smtp = New-Object Net.Mail.SmtpClient($smtpserver, $port)
    $smtp.Credentials = New-Object System.Net.NetworkCredential($userName, $password, $smtpserver)

    $email = New-Object System.Net.Mail.Mailmessage
    $email.Subject = $subject
    $email.Body = $body
    $email.IsBodyHTML = $true
    $email.From = $from
    foreach ($to in $tos) {
        $email.To.Add($to)
    }
    if ($ccs -ne $null) {
        foreach ($cc in $ccs) {
            $email.CC.Add($cc)
        }
    }
    $email.BCC.Add($from)

    try {
        $smtp.Send($email)
        Write-Output "Success."
        Write-Output ("FROM: " + $email.From)
        Write-Output ("TO: " + $email.To)
        Write-Output ("CC: " + $email.CC)
        Write-Output ("Subject: " + $email.Subject)
    }
    catch [System.Net.Mail.SmtpFailedRecipientsException] {
        Write-Error "Cannot deliver the message to any of MailMessage.To, MailMessage.CC, or MailMessage.Bcc."
        Write-Error $_.exception.FailedRecipient
    }
    catch [System.Net.Mail.SmtpException] {
        Write-Error "Smtp server connection failure."
        Write-Error $_.exception
        Write-Error $_.exception.StatusCode
        Write-Error "read -> https://docs.microsoft.com/en-us/dotnet/api/system.net.mail.smtpstatuscode"
    }
    catch [System.InvalidOperationException] {
        Write-Error "Invalid SMTP settings."
    }
    catch {
        Write-Error "Something wrong."
        Write-Error $_.exception
    }
}