(PHP 4, PHP 5, PHP 7, PHP 8)
imap_check — Check current mailbox
Returns the information in an object with following properties:
Date - current system time formatted according to » RFC2822
     
    Driver - protocol used to access this mailbox:
      POP3, IMAP, NNTP
     
    Mailbox - the mailbox name
     
    Nmsgs - number of messages in the mailbox
     
    Recent - number of recent messages in the mailbox
     
    
   Returns false on failure.
  
| 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imapresource。 | 
示例 #1 imap_check() example
<?php
$imap = imap_check($imap_stream);
var_dump($imap);
?>以上示例的输出类似于:
object(stdClass)(5) {
  ["Date"]=>
  string(37) "Wed, 10 Dec 2003 17:56:54 +0100 (CET)"
  ["Driver"]=>
  string(4) "imap"
  ["Mailbox"]=>
  string(54)
  "{www.example.com:143/imap/user="foo@example.com"}INBOX"
  ["Nmsgs"]=>
  int(1)
  ["Recent"]=>
  int(0)
}
