While imap_status sets "read"-Flag when used, imap_num_msg does not touch any flag.
(PHP 4, PHP 5, PHP 7, PHP 8)
imap_num_msg — Gets the number of messages in the current mailbox
Gets the number of messages in the current mailbox.
Return the number of messages in the current mailbox, as an integer, or false on error.
| 版本 | 说明 |
|---|---|
| 8.1.0 |
现在 imap 参数接受 IMAP\Connection
实例，之前接受有效的 imap resource。
|
While imap_status sets "read"-Flag when used, imap_num_msg does not touch any flag.