Migration52/functions-Phpdoc专题

New Functions

PHP 5.2.x introduced some new functions:

PHP Core:

• <span class="function">array_fill_keys - Create an array using the elements of the first parameter as keys, each initialized to val
• <span class="function">error_get_last - Get the last occurred error as associative array. Returns null if there hasn't been an error yet
• <span class="function">image_type_to_extension - Get file extension for image-type returned by <span class="function">getimagesize, <span class="function">exif_read_data, <span class="function">exif_thumbnail, <span class="function">exif_imagetype
• <span class="function">memory_get_peak_usage - Returns the peak allocated by PHP memory
• <span class="function">sys_get_temp_dir - Returns directory path used for temporary files. (Added in 5.2.1)
• <span class="function">timezone_abbreviations_list - Returns associative array containing DST, offset and the timezone name
• <span class="function">timezone_identifiers_list - Returns numerically indexed array with all timezone identifiers
• <span class="function">timezone_name_from_abbr - Returns the timezone name from abbreviation
• <span class="function">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.

Image:

• <span class="function">imagegrabscreen - Grabs a screenshot of the whole screen. As of PHP 5.2.2.
• <span class="function">imagegrabwindow - Captures a window. As of PHP 5.2.2.

libXML:

• <span class="function">libxml_disable_entity_loader - Disable the ability to load external entities. As of PHP 5.2.11.

mbstring:

• 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

ming (As of PHP 5.2.1):

• void ming_setSWFCompression(int num) - Sets output compression
• void swfmovie::namedanchor(string name) - Creates anchor
• void swfmovie::protect([string password]) - Protects

openssl:

• <span class="function">openssl_csr_get_public_key - Extracts public key from a CERT and prepares it for use
• <span class="function">openssl_csr_get_subject - Returns the subject of a CERT
• <span class="function">openssl_pkey_get_details - Returns an array with the key details (bits, pkey, type)

spl:

• <span class="function">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

pcre:

• <span class="function">preg_last_error - Returns the error code of the last regex execution

pgsql:

• <span class="function">pg_field_table - Returns the name of the table field belongs to, or table's oid if oid_only is true

posix:

• <span class="function">posix_initgroups - Calculate the group access list for the user specified in name

gmp:

• <span class="function">gmp_nextprime - Finds next prime number

xmlwriter:

• <span class="function">xmlwriter_full_end_element - End current element - returns false on error
• <span class="function">xmlwriter_write_raw - Write text - returns false on error
• <span class="function">xmlwriter_start_dtd_entity - Create start DTD Entity - returns false on error
• <span class="function">xmlwriter_end_dtd_entity - End current DTD Entity - returns false on error
• <span class="function">xmlwriter_write_dtd_entity - Write full DTD Entity tag - returns false on error