imap_headers

Function • Removed in PHP 8.4

Returns headers for all messages in a mailbox.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
Improved
PHP 8.2-8.3
PHP 8.4
Removed
PHP 8.5
PHP 8.6

imap_headers Function synopsis

imap_headers(IMAP\Connection $imap): array|false

Parameters

$imap

TypeIMAP\Connection

Return value

Typearray|false

Returns an array of string formatted with header info. One element per mail message. Returns false on failure.

Changes to the imap_headers Function

PHP 8.4

  • Function removed

PHP 8.1

  • Parameter type added for parameter #1 ($imap): IMAP\Connection
- imap_headers($imap): array|false
+ imap_headers(IMAP\Connection $imap): array|false

PHP 8.0

  • Return type added: array|false
  • Parameter name of parameter #1 changed: $stream_id to $imap
- imap_headers($stream_id)
+ imap_headers($imap): array|false

imap_headers Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release No
PHP 8.5Supported (Latest) No
PHP 8.4Supported No
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes