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<?xml version='1.0' encoding='iso-8859-1'?>
<!-- $Revision: 1.1 $ -->
<!-- Generated by xml_proto.php v2.0. Found in /scripts directory of phpdoc. -->
<refentry id="function.variant-idiv">
<refnamediv>
<refname>variant_idiv</refname>
<refpurpose>
Converts variants to integers and then returns the result from dividing them
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>mixed</type><methodname>variant_idiv</methodname>
<methodparam><type>mixed</type><parameter>left</parameter></methodparam>
<methodparam><type>mixed</type><parameter>right</parameter></methodparam>
</methodsynopsis>
<para>
Converts <parameter>left</parameter> and <parameter>right</parameter> to
integer values, and then performs integer division according the
following rules:
<table>
<title>Variant Integer 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>Division and integer is returned</entry>
</row>
<row>
<entry>One expression is a string type and the other a
character</entry>
<entry>Division</entry>
</row>
<row>
<entry>One expression is numeric and the other is a string</entry>
<entry>Division</entry>
</row>
<row>
<entry>Both expressions are numeric</entry>
<entry>Division</entry>
</row>
<row>
<entry>Either expression is NULL</entry>
<entry>NULL is returned</entry>
</row>
<row>
<entry>Both expressions are empty</entry>
<entry>A com_exception with code <constant>DISP_E_DIVBYZERO</constant>
is thrown</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
<para>
See also <function>variant_div</function>.
</para>
&reference.com.variant-arith;
</refsect1>
</refentry>
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