SMTPClient - 正文邮件中带有 .txt 文件的邮件

# Define the txt which will be in the email body
$Txt_File = "c:\file.txt"

function Send_mail {
    #Define Email settings
    $EmailFrom = "source@domain.com"
    $EmailTo = "destination@domain.com"
    $Txt_Body = Get-Content $Txt_File -RAW
    $Body = $Body_Custom + $Txt_Body
    $Subject = "Email Subject"
    $SMTPServer = "smtpserver.domain.com"
    $SMTPClient = New-Object Net.Mail.SmtpClient($SmtpServer, 25) 
    $SMTPClient.EnableSsl = $false
    $SMTPClient.Send($EmailFrom, $EmailTo, $Subject, $Body)

}

$Body_Custom = "This is what contain file.txt : "

Send_mail