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Migrating from PHP 8.2.x to PHP 8.3.x
New Features
New Classes and Interfaces
New Functions
New Global Constants
Backward Incompatible Changes
Deprecated Features
Other Changes
Windows Support
New Classes and Interfaces
New Global Constants
Migrating from PHP 8.2.x to PHP 8.3.x
Last updated: Mon, 26 Oct 2026
New Functions
Date
DatePeriod::createFromISO8601String()
DOM
DOMElement::getAttributeNames()
DOMElement::insertAdjacentElement()
DOMElement::insertAdjacentText()
DOMElement::toggleAttribute()
DOMNode::contains()
DOMNode::getRootNode()
DOMNode::isEqualNode()
DOMParentNode::replaceChildren()
Intl
IntlCalendar::setDate()
IntlCalendar::setDateTime()
IntlGregorianCalendar::createFromDate()
IntlGregorianCalendar::createFromDateTime()
JSON
json_validate()
LDAP
ldap_connect_wallet()
ldap_exop_sync()
MBString
mb_str_pad()
Posix
posix_sysconf()
posix_pathconf()
posix_fpathconf()
posix_eaccess()
PostgreSQL
pg_set_error_context_visibility()
(libpq >= 9.6)
Random
Random\Randomizer::getBytesFromString()
Random\Randomizer::nextFloat()
Random\Randomizer::getFloat()
Reflection
ReflectionMethod::createFromMethodName()
Sockets
socket_atmark()
Standard
str_increment()
str_decrement()
stream_context_set_options()
Zip
ZipArchive::getArchiveFlag()
New Classes and Interfaces
New Global Constants
Migrating from PHP 8.2.x to PHP 8.3.x
Last updated: Mon, 26 Oct 2026