php-doc-en/reference/classkit/functions/classkit-method-add.xml

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<!-- $Revision: 1.5 $ -->
<refentry id="function.classkit-method-add">
 <refnamediv>
  <refname>classkit_method_add</refname>
  <refpurpose>Dynamically adds a new method to a given class</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>classkit_method_add</methodname>
   <methodparam><type>string</type><parameter>classname</parameter></methodparam>
   <methodparam><type>string</type><parameter>methodname</parameter></methodparam>
   <methodparam><type>string</type><parameter>args</parameter></methodparam>
   <methodparam><type>string</type><parameter>code</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>flags</parameter></methodparam>
  </methodsynopsis>
  &warn.experimental.func;
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>classname</parameter></term>
     <listitem>
      <para>
       The class to which this method will be added
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>methodname</parameter></term>
     <listitem>
      <para>
       The name of the method to add
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>args</parameter></term>
     <listitem>
      <para>
       Comma-delimited list of arguments for the newly-created method
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>code</parameter></term>
     <listitem>
      <para>
       The code to be evaluated when <parameter>methodname</parameter>
       is called
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>flags</parameter></term>
     <listitem>
      <para>
       The type of method to create, can be
       <constant>CLASSKIT_ACC_PUBLIC</constant>,
       <constant>CLASSKIT_ACC_PROTECTED</constant> or
       <constant>CLASSKIT_ACC_PRIVATE</constant>
      </para>
      <note>
       <para>
        This parameter is only used as of PHP 5, because, prior to this,
        all methods were public.
       </para>
      </note>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>
 <!-- No changelog: it's only in PECL. -->
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>classkit_method_add</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
class Example {
    function foo() {
        echo "foo!\n";
    }
}

// create an Example object
$e = new Example();

// Add a new public method
classkit_method_add(
    'Example',
    'add',
    '$num1, $num2',
    'return $num1 + $num2;',
    CLASSKIT_ACC_PUBLIC
);

// add 12 + 4
echo $e->add(12, 4);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
16
]]>
    </screen>
   </example>
  </para>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>classkit_method_copy</function></member>
    <member><function>classkit_method_redefine</function></member>
    <member><function>classkit_method_remove</function></member>
    <member><function>classkit_method_rename</function></member>
    <member><function>create_function</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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