mirror of
https://github.com/php/doc-es.git
synced 2026-04-28 09:33:10 +02:00
Pedro Antonio Gil Rodríguez
631e743b1d
git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@333780 c90b9560-bf6c-de11-be94-00142212c4b1
128 lines
3.4 KiB
XML
128 lines
3.4 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: bcafcd5fd4a0713172bd1cc6b1482aa9ff6f7b4b Maintainer: seros Status: ready -->
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<!-- Reviewed: yes Maintainer: seros -->
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<refentry xml:id="function.mysql-num-rows" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>mysql_num_rows</refname>
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<refpurpose>Obtener el número de filas de un conjunto de resultados</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<warning>
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&mysql.alternative.note;
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<simplelist role="alternatives">
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<member><function>mysqli_num_rows</function></member>
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<member><function>mysqli_stmt_num_rows</function></member>
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<member><methodname>PDOStatement::rowCount</methodname></member>
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</simplelist>
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</warning>
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</refsynopsisdiv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>int</type><methodname>mysql_num_rows</methodname>
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<methodparam><type>resource</type><parameter>result</parameter></methodparam>
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</methodsynopsis>
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<para>
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Recupera el número de filas de un conjunto de resultados. Este comando es únicamente válido
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para sentencias como SELECT o SHOW que retornan un conjunto de resultados real.
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Para recuperar el número de filas afectadas por una consulta INSERT, UPDATE, REPLACE o
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DELETE, use <function>mysql_affected_rows</function>.
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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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&mysql.result.description;
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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 número de filas de un conjunto de resultados en caso de éxito &return.falseforfailure;.
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</para>
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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 de <function>mysql_num_rows</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$enlace = mysql_connect("localhost", "usuario_mysql", "contraseña_mysql");
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mysql_select_db("basedatos", $enlace);
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$resultado = mysql_query("SELECT * FROM tabla1", $enlace);
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$número_filas = mysql_num_rows($resultado);
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echo "$número_filas Filas\n";
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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<note>
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<para>
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Si se utiliza <function>mysql_unbuffered_query</function>,
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<function>mysql_num_rows</function> no retornará el valor correcto
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hasta que se hayan recuperado todas las filas del conjunto de
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resultados.
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</para>
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</note>
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<note>
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<para>
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&info.deprecated.alias;
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<function>mysql_numrows</function>
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</para>
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</note>
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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>mysql_affected_rows</function></member>
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<member><function>mysql_connect</function></member>
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<member><function>mysql_data_seek</function></member>
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<member><function>mysql_select_db</function></member>
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<member><function>mysql_query</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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