$Id$
-UPGRADE NOTES - PHP X.Y
+UPGRADE NOTES - PHP 5.4
1. Changes made to default configuration
2. Reserved words and classes
11. Changes in INI directives
12. Syntax additions
13. Windows support
-14. New in PHP X.Y:
+14. New in PHP 5.4:
a. New libraries
b. New extensions
c. New stream wrappers
default_charset = iso-8859-1
- to your php.ini to preserve pre-PHPX.Y behavior.
+ to your php.ini to preserve pre-5.4 behavior.
- We now check at compile time if /dev/urandom or /dev/arandom
are present to provide non-blocking entropy to session id
session.entropy_file=
session.entropy_length=0
- to your php.ini to preserve pre-PHPX.Y behavior.
+ to your php.ini to preserve pre-PHP5.4 behavior.
- Deprecated ini directives will now throw an E_CORE_WARNING's
instead of the previous E_WARNING's.
2. Reserved words and classes
=============================
--
+- "trait" is a reserved word now
===================================
3. Changes made to engine behaviour
RecursiveTreeIterator.
It is no longer possible to defer the parent constructor call until after the
object is constructed.
+- Classes that implement stream wrappers can define a method called stream_metadata that
+ will be called on touch(), chmod(), chgrp(), chown().
+
=============
or later. Earlier systems do not support symbolic links.
===================
-14. New in PHP X.Y:
+14. New in PHP 5.4:
===================
a. New libraries