using mailx from command line

*) Using mailx for sending mail:

echo "this is a mail body\n~c other@example.com" | mailx -s "my subject" user@example.com

This will send mail
To: user@example.com
Cc: other@example.com
Subject: my subject

this is a mail body
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the '\n~c other@example.com' will add the recipient to Cc list, as '~' tilde option only recognized by mailx cmd if present at start of line