# Populating the To field.
msg <- envelope()
msg %>% to("bob@gmail.com, alice@yahoo.com")
msg %>% to("bob@gmail.com", "alice@yahoo.com")
msg %>% to(c("bob@gmail.com", "alice@yahoo.com"))
# Populating the Cc field.
msg <- envelope()
msg %>% cc("bob@gmail.com, alice@yahoo.com")
msg %>% cc("bob@gmail.com", "alice@yahoo.com")
msg %>% cc(c("bob@gmail.com", "alice@yahoo.com"))
# Populating the Bcc field.
msg <- envelope()
msg %>% bcc("bob@gmail.com, alice@yahoo.com")
msg %>% bcc("bob@gmail.com", "alice@yahoo.com")
msg %>% bcc(c("bob@gmail.com", "alice@yahoo.com"))
msg <- envelope()
# Populating the From field.
msg %>% from("craig@gmail.com")
# Populating the Reply-To field.
msg <- envelope()
msg %>% reply("gerry@gmail.com")
# Populating the Return-Path field.
msg <- envelope()
msg %>% return_path("bounced-mail@devnull.org")
# Populating the Sender field.
msg <- envelope()
msg %>% sender("on_behalf_of@gmail.com")
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