# imap_undelete

(PHP 4, PHP 5, PHP 7)

imap_undelete — Unmark the message which is marked deleted

### 说明

imap_undelete ( resource `$imap_stream` , int `$msg_number` [, int `$flags` = 0 ] ) : bool

Removes the deletion flag for a specified message, which is set by imap_delete() or imap_mail_move().

### 参数

`imap_stream`

  由 imap_open() 返回的 IMAP 流。

`msg_number`

  The message number

`flags`

### 返回值

成功时返回 `TRUE`， 或者在失败时返回 `FALSE`。

### 参见

- imap_delete() - Mark a message for deletion from current mailbox
- imap_mail_move() - Move specified messages to a mailbox