Sorry about the number of mails with patches, I just don't like the
idea of things being sat around on my hard disk :P
This one documents the final keyword for PHP 5.
Jon
Index: en/language/oop5/final.xml
===================================================================
RCS file: /repository/phpdoc/en/language/oop5/final.xml,v
retrieving revision 1.1
diff -u -r1.1 final.xml
--- en/language/oop5/final.xml 11 Jul 2004 12:33:25 -0000 1.1
+++ en/language/oop5/final.xml 23 Jul 2004 11:48:24 -0000
@@ -3,9 +3,35 @@
<sect1 id="language.oop5.final">
<title>Final Keyword</title>
<para>
- .
+ PHP 5 introduces the final keyword, which prevents child classes from
+ overriding a method or variable by prefixing the definition with final.
</para>
+
+ <example>
+ <title>Abstract class example</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+class BaseClass {
+ public function test() {
+ echo "BaseClass::test() called\n";
+ }
+
+ final public function moreTesting() {
+ echo "BaseClass::moreTesting() called\n";
+ }
+}
+class ChildClass extends BaseClass {
+ public function moreTesting() {
+ echo "ChildClass::moreTesting() called\n";
+ }
+}
+// Results in Fatal error: Cannot override final method BaseClass::moreTesting()
+?>
+]]>
+ </programlisting>
+ </example>
</sect1>
