cvs: ZendEngine2 / ZEND_CHANGES

sebastian Thu Feb 21 08:10:31 2002 EDT Modified files: /ZendEngine2 ZEND_CHANGES Log: Maintain ZEND_CHANGES to account for the addition of private member variables. Index: ZendEngine2/ZEND_CHANGES diff -u ZendEngine2/ZEND_CHANGES:1.17 ZendEngine2/ZEND_CHANGES:1.18 --- ZendEngine2/ZEND_CHANGES:1.17 Mon Jan 14 07:14:18 2002 +++ ZendEngine2/ZEND_CHANGES Thu Feb 21 08:10:31 2002 @@ -28,6 +28,39 @@ gradually migrate to the behavior of the Zend Engine 2 (without automatic clones). + * Private Members. + + The Zend Engine 2.0 introduces private member variables. Note + that for performance reasons no error message is emitted in + case of an illegal access to a private member variable. + + Example: + + <?php + class MyClass { + private $Hello = "Hello, World!\n"; + + function printHello() { + print $this->Hello; + } + } + + class MyClass2 extends MyClass { + function printHello() { + MyClass::printHello(); /* Should print */ + print $this->Hello; /* Shouldn't print out anything */ + } + } + + $obj = new MyClass(); + print $obj->Hello; /* Shouldn't print out anything */ + $obj->printHello(); /* Should print */ + + $obj = new MyClass2(); + print $obj->Hello; /* Shouldn't print out anything */ + $obj->printHello(); + ?> + * Object Cloning The Zend Engine 1.0 offered no way a user could decide what copy