Core:
- Added ZEND_COUNT, ZEND_GET_CLASS, ZEND_GET_CALLED_CLASS, ZEND_GET_TYPE, ZEND_FUNC_NUM_ARGS, ZEND_FUNC_GET_ARGS instructions, to implement corresponding builtin functions.
- "Countable" interface is moved from SPL to Core.
- Added ZEND_IN_ARRAY instruction, implementing optimized in_array() builtin function, through hash lookup in flipped array.
- Removed IS_TYPE_IMMUTABLE (it's the same as COPYABLE & !REFCOUNTED).
- Removed the sql.safe_mode directive.
- Removed support for Netware.
- Renamed ReflectionClass::isIterateable() to ReflectionClass::isIterable() (alias original name for BC).
- Raised minimum supported Windows versions to Windows 7/Server 2008 R2.
- Implemented minor optimization in array_keys/array_values().
- Added PHP_OS_FAMILY constant to determine on which OS we are.
- Change PHP_OS_FAMILY value from "OSX" to "Darwin".
- Allow loading PHP/Zend extensions by name in ini files (extension=<name>).
- Added object type annotation.
- Added new VM instuctions ISSET_ISEMPTY_CV and UNSET_CV. Previously they were implemented as ISSET_ISEMPTY_VAR and UNSET_VAR variants with ZEND_QUICK_SET flag.
EXIF:
- Added support for vendor specific tags for the following formats: Samsung, DJI, Panasonic, Sony, Pentax, Minolta, Sigma/Foveon, AGFA, Kyocera, Ricoh & Epson.
- Deprecated the read_exif_data() alias.
Fileinfo:
- Upgrade bundled libmagic to 5.31.
FTP:
- Implement MLSD for structured listing of directories.
- Added ftp_append() function.
Hash:
- Changed HashContext from resource to object.
- Disallowed usage of non-cryptographic hash functions with HMAC and PBKDF2.
JSON:
- Add JSON_INVALID_UTF8_IGNORE and JSON_INVALID_UTF8_SUBSTITUTE options for json_encode and json_decode to ignore or replace invalid UTF-8
LDAP:
- Implemented FR #69445 (Support for LDAP EXOP operations)
- Fixed support for LDAP_OPT_SERVER_CONTROLS and LDAP_OPT_CLIENT_CONTROLS in ldap_get_option
- Fixed passing an empty array to ldap_set_option for client or server controls.
Mbstring:
- Added array input support to mb_convert_encoding().
- Added array input support to mb_check_encoding().
- Update to oniguruma version 6.3.0.
Mcrypt:
- The deprecated mcrypt extension has been moved to PECL.
Opcache:
- Added global optimisation passes based on data flow analysis using Single Static Assignment (SSA) form: Sparse Conditional Constant Propagation (SCCP), Dead Code Elimination (DCE), and removal of unused local variables (Nikita, Dmitry)
OpenSSL:
- Use TLS_ANY for default ssl:// and tls:// negotiation.
- Fix leak in openssl_spki_new().
- Added openssl_pkcs7_read() and pk7 parameter to openssl_pkcs7_verify().
- Add ssl security_level stream option to support OpenSSL security levels. (Jakub Zelenka).
- Allow setting SNI cert and private key in separate files.
- Automatically load OpenSSL configuration file.
PCRE:
- Added support for PCRE JIT fast path API.
PDO:
- Add "Sent SQL" to debug dump for emulated prepares.
- Add parameter types for national character set strings.
PDO_DBlib:
- Expose DB-Library version as \PDO::DBLIB_ATTR_VERSION attribute on \PDO instance.
PDO_Sqlite:
- Switch to sqlite3_prepare_v2() and sqlite3_close_v2() functions (rasmus)
PHPDBG:
- Added extended_value to opcode dump output.
Session:
- PR #2233 Removed register_globals related code and "!" can be used as $_SESSION key name.
Sodium:
- New cryptographic extension
- Added missing bindings for libsodium > 1.0.13.
SPL:
- Added spl_object_id().
SQLite3:
- Implement writing to blobs.
- Update to Sqlite 3.20.1.
Standard:
- Compatibility with libargon2 versions 20161029 and 20160821.
- Add support for extension name as argument to dl().
Streams:
- Default ssl/single_dh_use and ssl/honor_cipher_order to true.
XML:
- Moved utf8_encode() and utf8_decode() to the Standard extension.
XMLRPC:
- Use Zend MM for allocation in bundled libxmlrpc (Joe)
ZIP:
- Add support for encrypted archives.
- Use of bundled libzip is deprecated, --with-libzip option is recommended.
- ZipArchive implements countable, added ZipArchive::count() method.
- Fix segfault in php_stream_context_get_option call.
zlib:
- Expose inflate_get_status() and inflate_get_read_len() functions.