Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

NIL (int)

Deprecated as of PHP 8.1.0.

OP_DEBUG (int)

OP_READONLY (int)

Open mailbox read-only

OP_ANONYMOUS (int)

Don't use or update a .newsrc for news (NNTP only)

OP_SHORTCACHE (int)

OP_SILENT (int)

OP_PROTOTYPE (int)

OP_HALFOPEN (int)

For IMAP and NNTP names, open a connection but don't open a mailbox.

OP_EXPUNGE (int)

OP_SECURE (int)

CL_EXPUNGE (int)

silently expunge the mailbox before closing when calling imap_close()

FT_UID (int)

The parameter is a UID

FT_PEEK (int)

Do not set the \Seen flag if not already set

FT_NOT (int)

FT_INTERNAL (int)

The return string is in internal format, will not canonicalize to CRLF.

FT_PREFETCHTEXT (int)

ST_UID (int)

The sequence argument contains UIDs instead of sequence numbers

ST_SILENT (int)

ST_SET (int)

CP_UID (int)

the sequence numbers contain UIDS

CP_MOVE (int)

Delete the messages from the current mailbox after copying with imap_mail_copy()

SE_UID (int)

Return UIDs instead of sequence numbers

SE_FREE (int)

SE_NOPREFETCH (int)

Don't prefetch searched messages

SO_FREE (int)

SO_NOSERVER (int)

SA_MESSAGES (int)

SA_RECENT (int)

SA_UNSEEN (int)

SA_UIDNEXT (int)

SA_UIDVALIDITY (int)

SA_ALL (int)

LATT_NOINFERIORS (int)

This mailbox has no "children" (there are no mailboxes below this one).

LATT_NOSELECT (int)

This is only a container, not a mailbox - you cannot open it.

LATT_MARKED (int)

This mailbox is marked. Only used by UW-IMAPD.

LATT_UNMARKED (int)

This mailbox is not marked. Only used by UW-IMAPD.

LATT_REFERRAL (int)

This container has a referral to a remote mailbox.

LATT_HASCHILDREN (int)

This mailbox has selectable inferiors.

LATT_HASNOCHILDREN (int)

This mailbox has no selectable inferiors.

SORTDATE (int)

Sort criteria for imap_sort(): message Date

SORTARRIVAL (int)

Sort criteria for imap_sort(): arrival date

SORTFROM (int)

Sort criteria for imap_sort(): mailbox in first From address

SORTSUBJECT (int)

Sort criteria for imap_sort(): message subject

SORTTO (int)

Sort criteria for imap_sort(): mailbox in first To address

SORTCC (int)

Sort criteria for imap_sort(): mailbox in first cc address

SORTSIZE (int)

Sort criteria for imap_sort(): size of message in octets

TYPETEXT (int)

Primary body type: unformatted text

TYPEMULTIPART (int)

Primary body type: multiple part

TYPEMESSAGE (int)

Primary body type: encapsulated message

TYPEAPPLICATION (int)

Primary body type: application data

TYPEAUDIO (int)

Primary body type: audio

TYPEIMAGE (int)

Primary body type: static image

TYPEVIDEO (int)

Primary body type: video

TYPEMODEL (int)

Primary body type: model

TYPEOTHER (int)

Primary body type: unknown

ENC7BIT (int)

Body encoding: 7 bit SMTP semantic data

ENC8BIT (int)

Body encoding: 8 bit SMTP semantic data

ENCBINARY (int)

Body encoding: 8 bit binary data

ENCBASE64 (int)

Body encoding: base-64 encoded data

ENCQUOTEDPRINTABLE (int)

Body encoding: human-readable 8-as-7 bit data

ENCOTHER (int)

Body encoding: unknown

IMAP_OPENTIMEOUT (int)

IMAP_READTIMEOUT (int)

IMAP_WRITETIMEOUT (int)

IMAP_CLOSETIMEOUT (int)

IMAP_GC_ELT (int)

Garbage collector, clear message cache elements.

IMAP_GC_ENV (int)

Garbage collector, clear envelopes and bodies.

IMAP_GC_TEXTS (int)

Garbage collector, clear texts.