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# imap_status

(PHP 3 >= 3.0.4, PHP 4, PHP 5)

imap_status -- Returns status information on a mailbox

## 说明

object imap_status ( resource imap_stream, string mailbox, int options )

Gets status information about the given `mailbox`.

## 参数

`imap_stream`

  An IMAP stream returned by imap_open().

`mailbox`

  The mailbox name, see imap_open() for more information

`options`

  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. 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

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);
?>`

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