IMAP, POP3 and NNTP
Guide
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This extension is DEPRECATED and UNBUNDLED as of PHP 8.4.0.
Intro
Warning
This extension is DEPRECATED and UNBUNDLED as of PHP 8.4.0.
These functions enable you to operate with the IMAP protocol, as well as the NNTP, POP3 and local mailbox access methods.
Be warned, however, that some IMAP functions will not work correctly with the POP protocol.
Warning
The IMAP extension is not thread-safe; it should not be used with ZTS builds.
Setup Constants Reference Connection