imap_uid
(PHP 4, PHP 5)
imap_uid — This function returns the UID for the given message sequence number
说明
int imap_uid ( resource $imap_stream , int $msg_number )This function returns the UID for the given message sequence number. An UID is a unique identifier that will not change over time while a message sequence number may change whenever the content of the mailbox changes.
This function is the inverse of imap_msgno().
参数
- imap_stream
-
由 imap_open() 返回的 IMAP 流。
- msg_number
-
The message number.
返回值
The UID of the given message.
注释
Note:
This function is not supported by POP3 mailboxes.
参见
- imap_msgno() - Gets the message sequence number for the given UID
