bcfloor.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: c7e83fbbbcde9f54affc09424d032c38492a3ff4 Maintainer: Fan2Shrek Status: ready -->
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<refentry xml:id="function.bcfloor" xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude">
 <refnamediv>
  <refname>bcfloor</refname>
  <refpurpose>Arrondit à l'inférieur un nombre de précision arbitraire</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>string</type><methodname>bcfloor</methodname>
   <methodparam><type>string</type><parameter>num</parameter></methodparam>
  </methodsynopsis>
  <simpara>
   Renvoie la valeur entière inférieure suivante en arrondissant
   <parameter>num</parameter> si nécessaire.
  </simpara>
 </refsect1>

 <refsect1 role="parameters">
  <xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('function.bcceil')/db:refsect1[@role='parameters']/*)" />
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <simpara>
   Renvoie une chaîne numérique représentant <parameter>num</parameter> arrondi à l'inférieur à l'entier le plus proche.
  </simpara>
 </refsect1>

 <xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('function.bcceil')/db:refsect1[@role='errors'])" />

 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title>Exemple de <function>bcfloor</function></title>
   <programlisting role="php">
<![CDATA[
<?php
var_dump(bcfloor('4.3'));
var_dump(bcfloor('9.999'));
var_dump(bcfloor('-3.14'));
?>
]]>
   </programlisting>
   &example.outputs;
   <screen role="php">
<![CDATA[
string(1) "4"
string(1) "9"
string(2) "-4"
]]>
   </screen>
  </example>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <simplelist>
   <member><function>bcceil</function></member>
   <member><function>bcround</function></member>
   <member><methodname>BcMath\Number::floor</methodname></member>
  </simplelist>
 </refsect1>
</refentry>
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