php-doc-en/functions/classobj.xml

 <reference id="ref.classobj">
  <title>Class/Object Functions</title>
  <titleabbrev>Classes/Objects</titleabbrev>

  <refentry id="function.get-class-methods">
   <refnamediv>
    <refname>get_class_methods</refname>
    <refpurpose>Returns an array of class methods' names</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>array <function>get_class_methods</function></funcdef>
      <paramdef>string <parameter>class_name</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function returns an array of method names defined for the
     class specified by <parameter>class_name</parameter>.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.get-class-vars">
   <refnamediv>
    <refname>get_class_vars</refname>
    <refpurpose>
     Returns an array of default properties of the class
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>array <function>get_class_vars</function></funcdef>
      <paramdef>string <parameter>class_name</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function will return an array of default properties of the
     class.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.get-object-vars">
   <refnamediv>
    <refname>get_object_vars</refname>
    <refpurpose>Returns an array of object properties</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>array <function>get_class_vars</function></funcdef>
      <paramdef>object <parameter>obj</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function returns an array of object properties for the
     specified object <parameter>obj</parameter>.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.method-exists">
   <refnamediv>
    <refname>method_exists</refname>
    <refpurpose>Checks if the class method exists</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>bool <function>method_exists</function></funcdef>
      <paramdef>object <parameter>object</parameter></paramdef>
      <paramdef>string <parameter>method_name</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function returns true if the method given by
     <parameter>method_name</parameter> has been defined for the given
     <parameter>object</parameter>, false otherwise.
    </para>
   </refsect1>
  </refentry>

 </reference>

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