PHP : Appendices : Migrating from PHP 5.1.x to PHP 5.2.x : New Functions PHP Examples Tutorials References

array_fill_keys() - Create an array using the elements of the first parameter as keys, each initialized to val
error_get_last() - Get the last occurred error as associative array. Returns NULL if there hasn't been an error yet
image_type_to_extension() - Get file extension for image-type returned by getimagesize, exif_read_data, exif_thumbnail, exif_imagetype
memory_get_peak_usage() - Returns the peak allocated by PHP memory
sys_get_temp_dir() - Returns directory path used for temporary files. (Added in 5.2.1)
timezone_abbreviations_list() - Returns associative array containing DST, offset and the timezone name
timezone_identifiers_list() - Returns numerically indexed array with all timezone identifiers
timezone_name_from_abbr() - Returns the timezone name from abbreviation
stream_socket_shutdown() - Causes all or part of a full-duplex connection on the socket associated with stream to be shut down. As of PHP 5.2.1.

imagegrabscreen() - Grabs a screenshot of the whole screen. As of PHP 5.2.2.
imagegrabwindow() - Captures a window. As of PHP 5.2.2.

mb_list_encodings_alias_names() - Returns an array of all supported entity encodings
mb_list_mime_names() - Returns an array or string of all supported mime names
mb_stripos() - Finds position of first occurrence of a string within another, case insensitive
mb_stristr() - Finds first occurrence of a string within another, case insensitive
mb_strrchr() - Finds the last occurrence of a character in a string within another
mb_strrichr() - Finds the last occurrence of a character in a string within another, case insensitive
mb_strripos() - Finds position of last occurrence of a string within another, case insensitive
mb_strstr() - Finds first occurrence of a string within another

openssl_csr_get_public_key() - Extracts public key from a CERT and prepares it for use
openssl_csr_get_subject() - Returns the subject of a CERT
openssl_pkey_get_details() - Returns an array with the key details (bits, pkey, type)

spl_object_hash() - Return hash id for given object
int iterator_apply(Traversable it, mixed function [, mixed params]) - Calls a function for every element in an iterator

pg_field_table() - Returns the name of the table field belongs to, or table's oid if oid_only is true

posix_initgroups() - Calculate the group access list for the user specified in name

xmlwriter_full_end_element() - End current element - returns FALSE on error
xmlwriter_write_raw() - Write text - returns FALSE on error
xmlwriter_start_dtd_entity() - Create start DTD Entity - returns FALSE on error
xmlwriter_end_dtd_entity() - End current DTD Entity - returns FALSE on error
xmlwriter_write_dtd_entity() - Write full DTD Entity tag - returns FALSE on error

New Functions