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124 lines
2.9 KiB
XML
124 lines
2.9 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 19e8122137a1d42ed60f17fe2c0c2b69b0b2d16b Maintainer: PhilDaiguille Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.abs" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>abs</refname>
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<refpurpose>Valor absoluto</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type class="union"><type>int</type><type>float</type></type><methodname>abs</methodname>
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<methodparam><type class="union"><type>int</type><type>float</type></type><parameter>num</parameter></methodparam>
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</methodsynopsis>
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<para>
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Devuelve el valor absoluto del número <parameter>num</parameter>.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>num</parameter></term>
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<listitem>
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<para>
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El valor numérico a tratar
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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El valor absoluto del número <parameter>num</parameter>. Si el número
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es un &float;, entonces el tipo de retorno es también &float;,
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de lo contrario es &integer; (ya que &float; generalmente tiene un intervalo de valores
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más amplio que &integer;).
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</para>
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</refsect1>
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<refsect1 role="changelog">
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&reftitle.changelog;
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<informaltable>
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<tgroup cols="2">
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<thead>
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<row>
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<entry>&Version;</entry>
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<entry>&Description;</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry>8.0.0</entry>
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<entry>
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<parameter>num</parameter> ya no acepta objetos internos que soportan
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conversiones numéricas.
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</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Ejemplo con <function>abs</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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var_dump(abs(-4.2));
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var_dump(abs(5));
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var_dump(abs(-5));
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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float(4.2)
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int(5)
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int(5)
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]]>
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</screen>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>gmp_abs</function></member>
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<member><function>gmp_sign</function></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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