5.3.x
New Functions
New Functions
New Functions
PHP 5.3 introduced some new functions:
PHP Core:
- array_replace() – Replaces elements from
passed arrays into one array. - array_replace_recursive() – Recursively
replaces elements from passed arrays into one array. - class_alias() – Creates an alias for a user
defined class. - forward_static_call() – Call a user function
from a method context. - forward_static_call_array() – Call a user
function from a method context, with the arguments contained in an
array. - gc_collect_cycles() – Forces collection of
any existing garbage cycles. - gc_disable() – Deactivates the circular
reference collector. - gc_enable() – Activates the circular
reference collector. - gc_enabled() – Returns the status of the
circular reference collector. - get_called_class() – Return the name of the
class a static method is called in. - gethostname() – Return the current host name
for the local machine. - header_remove() – Removes an HTTP header
previously set using the header()
function. - lcfirst() – Make a string’s first character
lowercase. - parse_ini_string() – Parse a configuration
string. - quoted_printable_encode() – Convert an 8 bit
string to a quoted-printable string. - str_getcsv() – Parse a CSV string into an
array. - stream_context_set_default() – Set the
default stream context. - stream_supports_lock() – Return
TRUE
if the stream supports
locking. - stream_context_get_params() – Retrieve
parameters from a stream context. - streamWrapper::stream_cast() – Retrieve the
underlying stream resource. - streamWrapper::stream_set_option() – Change
stream options
- date_add() – Adds an amount of days, months,
years, hours, minutes and seconds to a DateTime
object. - date_create_from_format() – Returns a new
DateTime object
formatted according to the given format. - date_diff() – Returns the difference between
two DateTime
objects. - date_get_last_errors() – Returns the warnings
and errors from the last date/time operation. - date_parse_from_format() – Get information
about a given date. - date_sub() – Subtracts an amount of days,
months, years, hours, minutes and seconds from a DateTime
object. - timezone_version_get() – Returns the version
of the timezonedb.
GMP:
- gmp_testbit() – Tests whether a bit is
set.
Hash:
- hash_copy() – Copy hashing
context.
IMAP:
- imap_gc() – Clears IMAP cache.
- imap_utf8_to_mutf7() – Encode a UTF-8 string
to modified UTF-7. - imap_mutf7_to_utf8() – Decode a modified
UTF-7 string to UTF-8.
JSON:
- json_last_error() – Returns the last JSON
error that occurred.
- mysqli_fetch_all() – Fetches all result rows
as an associative array, a numeric array, or both. - mysqli_get_connection_stats() – Returns
statistics about the client connection. - mysqli_poll() – Poll connections.
- mysqli_reap_async_query() – Get result from
async query.
- openssl_random_pseudo_bytes() – Returns
a string of the given length specified, filled with pseudo-random
bytes.
- pcntl_signal_dispatch() – Calls signal
handlers for pending signals. - pcntl_sigprocmask() – Sets and retrieves
blocked signals. - pcntl_sigtimedwait() – Wait for signals with
a timeout. - pcntl_sigwaitinfo() – Wait for
signals.
PCRE:
- preg_filter() – Perform a regular expression
search and replace, returning only results which matched the
pattern.
- msg_queue_exists() – Check whether a message
queue exists. - shm_has_var() – Checks whether a specific key
exists inside a shared memory segment.
The following functions are now natively
implemented, making them available on all operating systems which
can run PHP: