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  <refentry id="function.variant-div">
   <refnamediv>
    <refname>variant_div</refname>
    <refpurpose>
     Returns the result from dividing two variants
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <methodsynopsis>
     <type>mixed</type><methodname>variant_div</methodname>
     <methodparam><type>mixed</type><parameter>left</parameter></methodparam>
     <methodparam><type>mixed</type><parameter>right</parameter></methodparam>
    </methodsynopsis>

     <para>
      Divides <parameter>left</parameter> by <parameter>right</parameter> and
      returns the result, subject to the following rules:
 
      <table>
      <title>Variant Division Rules</title>
      <tgroup cols="2">
      <thead>
       <row>
        <entry>If</entry>
        <entry>Then</entry>
       </row>
      </thead>
      <tbody>
       <row>
        <entry>Both expressions are of the string, date, character, boolean type</entry>
        <entry>Double is returned</entry>
       </row>
       <row>
        <entry>One expression is a string type and the other a
        character</entry>
        <entry>Division and a double is returned</entry>
       </row>
       <row>
        <entry>One expression is numeric and the other is a string</entry>
        <entry>Division and a double is returned.</entry>
       </row>
       <row>
        <entry>Both expressions are numeric</entry>
        <entry>Division and a double is returned</entry>
       </row>
       <row>
        <entry>Either expression is NULL</entry>
        <entry>NULL is returned</entry>
       </row>
       <row>
        <entry><parameter>right</parameter> is empty and
        <parameter>left</parameter> is anything but empty</entry>
        <entry>A com_exception with code <constant>DISP_E_DIVBYZERO</constant>
        is thrown</entry>
       </row>
       <row>
        <entry><parameter>left</parameter> is empty and
        <parameter>right</parameter> is anything but empty.</entry>
        <entry>0 as type double is returned</entry>
       </row>
       <row>
        <entry>Both expressions are empty</entry>
        <entry>A com_exception with code <constant>DISP_E_OVERFLOW</constant>
        is thrown</entry>
       </row>
      </tbody>
     </tgroup>
    </table>
   </para>
  
    &reference.com.variant-arith;

   </refsect1>
  </refentry>

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