git.m6w6.name Git - m6w6/m6w6.github.io/blob - _posts/2005-11-13-php-51-around-the-corner.md

   1 ---
   2 title: PHP-5.1 around the corner
   3 author: m6w6
   4 tags:
   5 - PHP
   6 ---
   7
   8 Here's a tidied up excerpt of the current NEWS file with all relevant changes
   9 since PHP 5.0, which may help on the decision to upgrade (even from PHP 4 :))
  10
  11 ###  Fixes
  12
  13   * More than 350
  14
  15 ###  Changes
  16
  17   * Changed PDO constants to class constants (PDO::CONST_NAME)
  18   * Changed SQLite extension to be a shared module in Windows distribution
  19   * Changed "instanceof" and "catch" operators, [is_a](http://php.net/is_a)() and [is_subclass_of](http://php.net/is_subclass_of)() functions to not call [__autoload](http://php.net/__autoload)()
  20   * Changed [sha1_file](http://php.net/sha1_file)() and [md5_file](http://php.net/md5_file)() functions to use streams instead of low level IO
  21   * Changed abstract private methods to be not allowed anymore
  22   * Changed [stream_filter_(ap|pre)pend](http://php.net/stream_filter_append)() to return resource
  23   * Changed mysqli_exception and sqlite_exception to use RuntimeException as base if SPL extension is present
  24
  25 ###  Extensions moved to [PECL](http://pecl.php.net)
  26
  27   * cpdf
  28   * dio
  29   * fam
  30   * ingres_ii
  31   * mcve
  32   * mnogosearch
  33   * oracle
  34   * ovrimos
  35   * pfpro
  36   * w32api
  37   * yp
  38
  39 ###  Upgraded [PEAR](http://pear.php.net)
  40
  41   * to channel-featuring v1.4###  Upgraded bundled libraries
  42
  43 ### Upgraded bundled libraries
  44
  45   * PCRE library to version 6.2
  46   * SQLite 3 library in ext/pdo_sqlite to 3.2.7
  47   * SQLite 2 library in ext/sqlite to 2.8.16###  Upgraded bundled libraries in Windows distribution
  48
  49 ### Upgraded bundled libraries in Windows distribution
  50   * zlib 1.2.3
  51   * curl 7.14.0
  52   * openssl 0.9.8
  53   * ming 0.3b
  54   * libpq (PostgreSQL) 8.0.1
  55
  56 ###  Improvements and Additions
  57
  58   * Improved SPL extension
  59     * Moved RecursiveArrayIterator from examples into extension
  60     * Moved RecursiveFilterIterator from examples into extension
  61     * Added SplObjectStorage
  62     * Made all SPL constants class constants
  63     * Renamed CachingRecursiveIterator to RecursiveCachingIterator to follow Recursive<*>Iterator naming scheme
  64   * Added support for class constants and static members for internal classes
  65   * Added PDO::MYSQL_ATTR_USE_BUFFERED_QUERY parameter for pdo_mysql
  66   * Added [date_timezone_set](http://php.net/date_timezone_set)() function to set the timezone that the date functions will use
  67   * Added [pg_fetch_all_columns](http://php.net/pg_fetch_all_columns)() function to fetch all values of a column from a result cursor
  68   * Added support for LOCK_EX flag for [file_put_contents](http://php.net/file_put_contents)()
  69   * Implemented feature request [#33452](http://bugs.php.net/33452)
  70   * Improved PHP extension loading mechanism with support for module dependencies and conflicts
  71   * Allowed return by reference from internal functions
  72   * Rewrote [strtotime](http://php.net/strtotime)() with support for timezones and many new formats. Implements feature requests [#21399](http://bugs.php.net/21399), [#26694](http://bugs.php.net/26694), [#28088](http://bugs.php.net/28088), [#29150](http://bugs.php.net/29150), [#29585](http://bugs.php.net/29585) and [#29595](http://bugs.php.net/29595)
  73   * Added bindto socket context option
  74   * Added offset parameter to the [stream_copy_to_stream](http://php.net/stream_copy_to_stream)() function
  75   * Added offset & length parameters to [substr_count](http://php.net/substr_count)() function
  76   * Removed [php_check_syntax](http://php.net/php_check_syntax)() function which never worked properly
  77   * Removed garbage manager in Zend Engine which results in more aggressive freeing of data
  78   * [Improved interactive mode of PHP CLI](http://blog.thinkphp.de/archives/44-More-PHP-power-on-the-command-line.html)
  79   * Improved performance of:
  80   * general execution/compilation
  81   * [switch](http://php.net/switch)() statement
  82   * several array functions
  83   * virtual path handling by adding a [realpath](http://php.net/realpath)() cache
  84   * variable fetches
  85   * magic method invocations
  86   * Improved support for embedded server in mysqli
  87   * Improved mysqli extension
  88   * added constructor for mysqli_stmt and mysqli_result classes
  89   * added new function [mysqli_get_charset](http://php.net/mysqli_get_charset)()
  90   * added new function [mysqli_set_charset](http://php.net/mysqli_set_charset)()
  91   * added new class mysqli_driver
  92   * added new class mysqli_warning
  93   * added new class mysqli_execption
  94   * added new class mysqli_sql_exception
  95   * Improved SPL extension
  96   * added standard hierarchy of Exception classes
  97   * added interface Countable
  98   * added interfaces Subject and Observer
  99   * added spl_autoload*() functions
 100   * converted several 5.0 examples into c code
 101   * added class FileObject
 102   * added possibility to use a string with [class_parents](http://php.net/class_parents)() and [class_implements](http://php.net/class_implements)()
 103   * Added man pages for "phpize" and "php-config" scripts
 104   * Added support for .cc files in extensions
 105   * Added PHP_INT_MAX and PHP_INT_SIZE as predefined constants
 106   * Added user opcode API that allow overloading of opcode handlers
 107   * Added an optional remove old session parameter to [session_regenerate_id](http://php.net/session_regenerate_id)()
 108   * Added array type hinting
 109   * Added the [tidy_get_opt_doc](http://php.net/tidy_get_opt_doc)() function to return documentation for configuration options in tidy
 110   * Added support for .cc files in extensions
 111   * Added [imageconvolution](http://php.net/imageconvolution)() function which can be used to apply a custom 3x3 matrix convolution to an image
 112   * Added optional first parameter to XsltProcessor::registerPHPFunctions to only allow certain functions to be called from XSLT
 113   * Added the ability to override the autotools executables used by the buildconf script via the PHP_AUTOCONF and PHP_AUTOHEADER environmental variables
 114   * Added several new functions to support the PostgreSQL v3 protocol introduced in PostgreSQL 7.4
 115   * [pg_transaction_status](http://php.net/pg_transaction_status)() - in-transaction status of a database connection
 116   * [pg_query_params](http://php.net/pg_query_params)() - execution of parameterized queries
 117   * [pg_prepare](http://php.net/pg_prepare)() - prepare named queries
 118   * [pg_execute](http://php.net/pg_execute)() - execution of named prepared queries
 119   * [pg_send_query_params](http://php.net/pg_send_query_params)() - async equivalent of [pg_query_params](http://php.net/pg_query_params)()
 120   * [pg_send_prepare](http://php.net/pg_send_prepare)() - async equivalent of [pg_prepare](http://php.net/pg_prepare)()
 121   * [pg_send_execute](http://php.net/pg_send_execute)() - async equivalent of [pg_execute](http://php.net/pg_execute)()
 122   * [pg_result_error_field](http://php.net/pg_result_error_field)() - highly detailed error information, most importantly the SQLSTATE error code
 123   * [pg_set_error_verbosity](http://php.net/pg_set_error_verbosity)() - set verbosity of errors
 124   * Added optional fifth parameter "count" to [preg_replace_callback](http://php.net/preg_replace_callback)() and [preg_replace](http://php.net/preg_replace)() to count the number of replacements made. FR [#32275](http://bugs.php.net/32275)
 125   * Added optional third parameter "charlist" to [str_word_count](http://php.net/str_word_count)() which contains characters to be considered as word part. FR [#31560](http://bugs.php.net/31560)
 126   * Added interface Serializeable
 127   * Added [pg_field_type_oid](http://php.net/pg_field_type_oid)() PostgreSQL function
 128   * Added zend_declare_property_...() and zend_update_property_...() API functions for bool, double and binary safe strings
 129   * Added possibility to access INI variables from within .ini file
 130   * Added variable $_SERVER['REQUEST_TIME'] containing request start time
 131   * Added optional float parameter to [gettimeofday](http://php.net/gettimeofday)()
 132   * Added [apache_reset_timeout](http://php.net/apache_reset_timeout)() Apache1 function
 133   * Added [sqlite_fetch_column_types](http://php.net/sqlite_fetch_column_types)() 3rd argument for arrays
 134   * Added optional offset parameter to [stream_get_contents](http://php.net/stream_get_contents)() and [file_get_contents](http://php.net/file_get_contents)()
 135   * Added optional maxlen parameter to [file_get_contents](http://php.net/file_get_contents)()
 136   * Added SAPI hook to get the current request time
 137   * Added new functions:
 138   * [array_diff_key](http://php.net/array_diff_key)()
 139   * [array_diff_ukey](http://php.net/array_diff_ukey)()
 140   * [array_intersect_key](http://php.net/array_intersect_key)()
 141   * [array_intersect_ukey](http://php.net/array_intersect_ukey)()
 142   * [array_product](http://php.net/array_product)()
 143   * DomDocumentFragment::[appendXML](http://php.net/appendXML)()
 144   * [fputcsv](http://php.net/fputcsv)()
 145   * [htmlspecialchars_decode](http://php.net/htmlspecialchars_decode)()
 146   * [inet_pton](http://php.net/inet_pton)()
 147   * [inet_ntop](http://php.net/inet_ntop)()
 148   * mysqli::client_info property
 149   * [posix_access](http://php.net/posix_access)()
 150   * [posix_mknod](http://php.net/posix_mknod)()
 151   * SimpleXMLElement::XPathNamespace()
 152   * [stream_context_get_default](http://php.net/stream_context_get_default)()
 153   * [stream_socket_enable_crypto](http://php.net/stream_socket_enable_crypto)()
 154   * [stream_wrapper_unregister](http://php.net/stream_wrapper_unregister)()
 155   * [stream_wrapper_restore](http://php.net/stream_wrapper_restore)()
 156   * [stream_filter_remove](http://php.net/stream_filter_remove)()
 157   * [time_sleep_until](http://php.net/time_sleep_until)()
 158   * Added DomDocument::$recover property for parsing not well-formed XML Documents
 159   * Added Cursor support for MySQL 5.0.x in mysqli
 160   * Added proxy support to ftp wrapper via http
 161   * Added MDTM support to ftp_url_stat
 162   * Added zlib stream filter support
 163   * Added bz2 stream filter support
 164   * Added max_redirects context option that specifies how many HTTP redirects to follow
 165   * Added support of parameter=>value arrays to [xsl_xsltprocessor_set_parameter](http://php.net/xsl_xsltprocessor_set_parameter)()