imap_num_msg

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

imap_num_msg — Gets the number of messages in the current mailbox

function imap_num_msg(IMAP\Connection $imap): int|false

Gets the number of messages in the current mailbox.

Return the number of messages in the current mailbox, as an integer, or false on error.

Version	Description
8.1.0	The `imap` parameter expects an IMAP\Connection instance now; previously, a valid `imap` resource was expected.