New Functions
PHP Core
array_key_first
array_key_last
gc_status
hrtime
is_countable
net_get_interfaces
FastCGI Process Manager
fpm_get_status
Date and Time
DateTime::createFromImmutable
GNU Multiple Precision
gmp_binomial
gmp_kronecker
gmp_lcm
gmp_perfect_power
Internationalization Functions
Normalizer::getRawDecomposition
normalizer_get_raw_decomposition
Spoofchecker::setRestrictionLevel
Lightweight Directory Access Protocol
ldap_add_ext
ldap_bind_ext
ldap_delete_ext
ldap_exop_refresh
ldap_mod_add_ext
ldap_mod_replace_ext
ldap_mod_del_ext
ldap_rename_ext
OpenSSL
openssl_pkey_derive
Sockets
socket_wsaprotocol_info_export
socket_wsaprotocol_info_import
socket_wsaprotocol_info_release