php-doc-en/functions/com.xml

 <reference id="ref.com">
  <title>COM support functions for Windows</title>
  <titleabbrev>COM</titleabbrev>

  <partintro>
   <simpara>
    These functions are only available on the Windows version of
    PHP. These functions have been added in PHP 4.
   </simpara>
  </partintro>

  <refentry id="function.com-load">
   <refnamediv>
    <refname>com_load</refname>
    <refpurpose>
     Creates a new reference to a COM component
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>string <function>com_load</function></funcdef>
      <paramdef>string <parameter>module name</parameter></paramdef>
      <paramdef>string 
       <parameter>
        <optional>server name</optional>
       </parameter>
      </paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     <function>com_load</function> creates a new COM component and
     returns a reference to it. Returns <literal>false</literal> on
     failiure.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-invoke">
   <refnamediv>
    <refname>com_invoke</refname>
    <refpurpose>
     Calls a COM component's method.
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>mixed <function>com_invoke</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>function_name</parameter></paramdef>
      <paramdef>mixed 
       <parameter>
        <optional>function parameters, ...</optional>
       </parameter>
      </paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     <function>Com_invoke</function> invokes a method of the COM
     component referenced by
     <parameter>com_object</parameter>. Returns
     <literal>false</literal> on error, returns the
     <parameter>function_name</parameter>'s return value on success.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-propget">
   <refnamediv>
    <refname>com_propget</refname>
    <refpurpose>
     Gets the value of a COM Component's property
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>mixed <function>com_propget</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>property</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function is an alias for <function>com_get</function>.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-get">
   <refnamediv>
    <refname>com_get</refname>
    <refpurpose>
     Gets the value of a COM Component's property
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>mixed <function>com_get</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>property</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     Returns the value of the <parameter>property</parameter> of the
     COM component referenced by <parameter>com_object</parameter>.
     Returns <literal>false</literal> on error.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-propput">
   <refnamediv>
    <refname>com_propput</refname>
    <refpurpose>
     Assigns a value to a COM component's property
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>void <function>com_propput</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>property</parameter></paramdef>
      <paramdef>mixed <parameter>value</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function is an alias for <function>com_set</function>.	 
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-propset">
   <refnamediv>
    <refname>com_propset</refname>
    <refpurpose>
     Assigns a value to a COM component's property
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>void <function>com_propset</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>property</parameter></paramdef>
      <paramdef>mixed <parameter>value</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     This function is an alias for <function>com_set</function>.
    </para>
   </refsect1>
  </refentry>

  <refentry id="function.com-set">
   <refnamediv>
    <refname>com_set</refname>
    <refpurpose>
     Assigns a value to a COM component's property
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <funcsynopsis>
     <funcprototype>
      <funcdef>void <function>com_set</function></funcdef>
      <paramdef>resource <parameter>com_object</parameter></paramdef>
      <paramdef>string <parameter>property</parameter></paramdef>
      <paramdef>mixed <parameter>value</parameter></paramdef>
     </funcprototype>
    </funcsynopsis>
    <para>
     Sets the value of the <parameter>property</parameter> of the COM
     component referenced by <parameter>com_object</parameter>.
     Returns <literal>true</literal> if
     <parameter>property</parameter> is set. Returns
     <literal>false</literal> on error.
    </para>
   </refsect1>
  </refentry>
 </reference>

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