(PHP 4, PHP 5, PHP 7, PHP 8)
imap_undelete — Unmark the message which is marked deleted
$imap, string $message_num, int $flags = 0): boolRemoves the deletion flag for a specified message, which is set by imap_delete() or imap_mail_move().
imapAn IMAP\Connection instance.
message_numThe message number
flags
成功时返回 true， 或者在失败时返回 false。
| 版本 | 说明 |
|---|---|
| 8.1.0 |
The imap parameter expects an IMAP\Connection
instance now; previously, a 资源(resource) was expected.
|