<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.fmod" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>fmod</refname>
  <refpurpose>Returns the floating point remainder (modulo) of the division
  of the arguments</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
   <methodsynopsis>
    <type>float</type><methodname>fmod</methodname>
    <methodparam><type>float</type><parameter>x</parameter></methodparam>
    <methodparam><type>float</type><parameter>y</parameter></methodparam>
   </methodsynopsis>
  <para>
   Returns the floating point remainder of dividing the dividend
   (<parameter>x</parameter>) by the divisor (<parameter>y</parameter>).
   The remainder (<varname>r</varname>) is defined as: x = i * y + r, for 
   some integer <varname>i</varname>. If <parameter>y</parameter> is
   non-zero, <varname>r</varname> has the same sign as
   <parameter>x</parameter> and a magnitude less than the magnitude of
   <parameter>y</parameter>.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>x</parameter></term>
     <listitem>
      <para>
       The dividend
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y</parameter></term>
     <listitem>
      <para>
       The divisor
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   The floating point remainder of 
   <parameter>x</parameter>/<parameter>y</parameter>
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Using <function>fmod</function></title>
    <programlisting role="php">
<![CDATA[
<?php
$x = 5.7;
$y = 1.3;
$r = fmod($x, $y);
// $r equals 0.5, because 4 * 1.3 + 0.5 = 5.7
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
</refentry>

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