How to specify the title and body of the letter when sending a letter from the console?

Question

linux

Postfix is ​​installed on the server, it is necessary to send a message from the console, I do this:

sendmail -F "from console" [email protected]

But in fact, he is waiting for the input of the body of the letter, which does not suit me, how would he immediately transfer the body of the letter and the message title ?! I read something and did not meet the necessary keys.

Answer 1

#!/bin/bash

subject="test subject"
email_to="[email protected]"
message="test message"

echo "${message}" | /usr/bin/mail -s "${subject}" "${email_to}"

Answer 2

mail -s <subject> <address>
mail
CTRL+D

Answer 3

how to shove another investment right away =)

Answer 4

echo 'Message text' | mail -s 'Subject' [email protected]