imap_status

(PHP 4, PHP 5, PHP 7, PHP 8)

imap_statusReturns 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

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);
?>