Php/docs/function.imap-expunge
From Get docs
imap_expunge
(PHP 4, PHP 5, PHP 7)
imap_expunge — Delete all messages marked for deletion
Description
imap_expunge
( resource $imap_stream
) : bool
Deletes all the messages marked for deletion by imap_delete(), imap_mail_move(), or imap_setflag_full().
Return Values
Returns TRUE
.