imap_sort

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

imap_sortGets and sort messages

Description

imap_sort(
    IMAP\Connection $imap,
    int $criteria,
    bool $reverse,
    int $flags = 0,
    ?string $search_criteria = null,
    ?string $charset = null
): array|false

Gets and sorts message numbers by the given parameters.

Parameters

imap

An IMAP\Connection instance.

criteria

Criteria can be one (and only one) of the following:

reverse

Whether to sort in reverse order.

flags

The flags are a bitmask of one or more of the following:

  • SE_UID - Return UIDs instead of sequence numbers
  • SE_NOPREFETCH - Don't prefetch searched messages

search_criteria

IMAP2-format search criteria string. For details see imap_search().

charset

MIME character set to use when sorting strings.

Return Values

Returns an array of message numbers sorted by the given parameters, or false on failure.

Changelog

Version Description
8.1.0 The imap parameter expects an IMAP\Connection instance now; previously, a valid imap resource was expected.
8.0.0 reverse is now bool instead of int.
8.0.0 search_criteria and charset are now nullable.