danbeck Thu May 17 19:23:43 2001 EDT
Modified files:
/phpdoc/en/functions var.xml
Log:
added notes about serializing objects in php4 and added links to the new
serialization section of oop.xml
Index: phpdoc/en/functions/var.xml
diff -u phpdoc/en/functions/var.xml:1.47 phpdoc/en/functions/var.xml:1.48
--- phpdoc/en/functions/var.xml:1.47 Thu May 17 01:03:33 2001
+++ phpdoc/en/functions/var.xml Thu May 17 19:23:42 2001
@@ -883,14 +883,23 @@
This is useful for storing or passing PHP values around without
losing their type and structure.
</simpara>
- <simpara>
- To make the serialized string into a PHP value again, use
- <function>unserialize</function>. <function>Serialize</function>
- handles the types <type>integer</type>, <type>double</type>,
- <type>string</type>, <type>array</type> (multidimensional) and
- <type>object</type> (object properties will be serialized, but
- methods are lost).
- </simpara>
+ <simpara>
+ To make the serialized string into a PHP value again, use
+ <function>unserialize</function>. <function>Serialize</function>
+ handles the types <type>integer</type>, <type>double</type>,
+ <type>string</type>, <type>array</type> (multidimensional) and
+ <type>object</type>.
+ </simpara>
+ <note>
+ <para>
+ In PHP 3, object properties will be serialized, but methods are
+ lost. PHP 4 removes that limitation and restores both properties
+ and methods. Please see the <link
+ linkend="language.oop.serialization">Serializing Objects</link>
+ section of <link linkend="language.oop">Classes and
+ Objects</link> for more information.
+ </para>
+ </note>
<para>
<example>
<title><function>Serialize</function> example</title>
@@ -913,6 +922,9 @@
</programlisting>
</example>
</para>
+ <para>
+ See Also: <function>unserialize</function>.
+ </para>
</refsect1>
</refentry>
@@ -1019,6 +1031,16 @@
If an object was serialized, its methods are not preserved in the
returned value.
</simpara>
+ <note>
+ <para>
+ In PHP 3, methods are not preserved when unserializing a
+ serialized object. PHP 4 removes that limitation and restores
+ both properties and methods. Please see the <link
+ linkend="language.oop.serialization">Serializing Objects</link>
+ section of <link linkend="language.oop">Classes and
+ Objects</link> or more information.
+ </para>
+ </note>
<para>
<example>
<title><function>Unserialize</function> example</title>
@@ -1044,6 +1066,9 @@
</programlisting>
</example>
</para>
+ <para>
+ See Also: <function>serialize</function>.
+ </para>
</refsect1>
</refentry>
