Returns status information on a mailbox

说明

imap_status ( resource $imap , string $mailbox , int $flags ) : stdClass|false

Gets status information about the given mailbox.

参数

imap

由 imap_open() 返回的 IMAP 流。

mailbox

The mailbox name, see imap_open() for more information

警告

Passing untrusted data to this parameter is insecure, unless imap.enable_insecure_rsh is disabled.

flags

Valid flags are:

SA_MESSAGES - set $status->messages to the number of messages in the mailbox
SA_RECENT - set $status->recent to the number of recent messages in the mailbox
SA_UNSEEN - set $status->unseen to the number of unseen (new) messages in the mailbox
SA_UIDNEXT - set $status->uidnext to the next uid to be used in the mailbox
SA_UIDVALIDITY - set $status->uidvalidity to a constant that changes when uids for the mailbox may no longer be valid
SA_ALL - set all of the above

返回值

This function returns an object containing status information, 或者在失败时返回 false. The object has the following properties: messages, recent, unseen, uidnext, and uidvalidity.

flags is also set, which contains a bitmask which can be checked against any of the above constants.

范例

示例 #1 imap_status() example


<?php
$mbox = imap_open("{imap.example.com}", "username", "password", OP_HALFOPEN)
      or die("can't connect: " . imap_last_error());

$status = imap_status($mbox, "{imap.example.org}INBOX", SA_ALL);
if ($status) {
  echo "Messages:   " . $status->messages    . "<br />\n";
  echo "Recent:     " . $status->recent      . "<br />\n";
  echo "Unseen:     " . $status->unseen      . "<br />\n";
  echo "UIDnext:    " . $status->uidnext     . "<br />\n";
  echo "UIDvalidity:" . $status->uidvalidity . "<br />\n";
} else {
  echo "imap_status failed: " . imap_last_error() . "\n";
}

imap_close($mbox);
?>