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299 lines
9.2 KiB
XML
299 lines
9.2 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 3a8c3e77df070a046c9d5b56b68926ca2d7e5ee3 Maintainer: Marqitos Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="dateinterval.format" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>DateInterval::format</refname>
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<refpurpose>Formatea el intervalo</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis role="DateInterval">
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<modifier>public</modifier> <type>string</type><methodname>DateInterval::format</methodname>
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<methodparam><type>string</type><parameter>format</parameter></methodparam>
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</methodsynopsis>
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<para>
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Formatea el intervalo.
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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>format</parameter></term>
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<listitem>
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<para>
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<table>
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<title>
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Los siguientes caracteres están reconocidos en el
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parámetro de cadena <parameter>format</parameter>.
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Cada carácter de formato debe ser prefijado con un signo de porcentaje
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(<literal>%</literal>).
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</title>
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<tgroup cols="3">
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<thead>
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<row>
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<entry>Carácter <parameter>format</parameter></entry>
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<entry>Descripción</entry>
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<entry>Valores de ejemplo</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><literal>%</literal></entry>
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<entry>Literal <literal>%</literal></entry>
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<entry><literal>%</literal></entry>
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</row>
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<row>
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<entry><literal>Y</literal></entry>
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<entry>Años, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal></entry>
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</row>
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<row>
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<entry><literal>y</literal></entry>
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<entry>Años, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal></entry>
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</row>
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<row>
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<entry><literal>M</literal></entry>
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<entry>Meses, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal>, <literal>12</literal></entry>
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</row>
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<row>
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<entry><literal>m</literal></entry>
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<entry>Meses, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal>, <literal>12</literal></entry>
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</row>
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<row>
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<entry><literal>D</literal></entry>
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<entry>Días, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal>, <literal>31</literal></entry>
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</row>
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<row>
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<entry><literal>d</literal></entry>
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<entry>Días, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal>, <literal>31</literal></entry>
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</row>
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<row>
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<entry><literal>a</literal></entry>
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<entry>Número total de días como resultado de una operación con <methodname>DateTime::diff</methodname>, o de lo contrario <literal>(unknown)</literal></entry>
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<entry><literal>4</literal>, <literal>18</literal>, <literal>8123</literal></entry>
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</row>
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<row>
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<entry><literal>H</literal></entry>
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<entry>Horas, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal>, <literal>23</literal></entry>
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</row>
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<row>
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<entry><literal>h</literal></entry>
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<entry>Horas, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal>, <literal>23</literal></entry>
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</row>
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<row>
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<entry><literal>I</literal></entry>
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<entry>Minutos, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal>, <literal>59</literal></entry>
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</row>
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<row>
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<entry><literal>i</literal></entry>
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<entry>Minutos, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal>, <literal>59</literal></entry>
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</row>
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<row>
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<entry><literal>S</literal></entry>
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<entry>Segundos, numérico, al menos 2 dígitos con 0 a la izquierda</entry>
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<entry><literal>01</literal>, <literal>03</literal>, <literal>57</literal></entry>
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</row>
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<row>
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<entry><literal>s</literal></entry>
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<entry>Segundos, numérico</entry>
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<entry><literal>1</literal>, <literal>3</literal>, <literal>57</literal></entry>
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</row>
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<row>
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<entry><literal>F</literal></entry>
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<entry>Microsegundos, numérico, al menos 6 dígitos con 0 a la izquierda
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0</entry>
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<entry><literal>007701</literal>, <literal>052738</literal>, <literal>428291</literal></entry>
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</row>
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<row>
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<entry><literal>f</literal></entry>
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<entry>Microsegundos, numérico</entry>
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<entry><literal>7701</literal>, <literal>52738</literal>, <literal>428291</literal></entry>
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</row>
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<row>
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<entry><literal>R</literal></entry>
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<entry>Signo "<literal>-</literal>" cuando es negativo, "<literal>+</literal>" cuando es positivo</entry>
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<entry><literal>-</literal>, <literal>+</literal></entry>
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</row>
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<row>
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<entry><literal>r</literal></entry>
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<entry>Signo "<literal>-</literal>" cuando es negativo, vacío cuando es positivo</entry>
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<entry><literal>-</literal>, <literal/></entry>
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</row>
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</tbody>
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</tgroup>
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</table>
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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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Devuelve el intervalo formateado.
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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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<para>
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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>7.2.12</entry>
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<entry>
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Los caracteres de formato <literal>F</literal> y <literal>f</literal>
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ahora siempre serán positivos.
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</entry>
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</row>
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<row>
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<entry>7.1.0</entry>
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<entry>
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Se han añadido los caracteres de formato
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<literal>F</literal> y <literal>f</literal>.
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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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</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 <classname>DateInterval</classname></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$interval = new DateInterval('P2Y4DT6H8M');
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echo $interval->format('%d days');
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]]>
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</programlisting>
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&example.outputs;
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<screen role="php">
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<![CDATA[
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4 days
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]]>
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</screen>
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</example>
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</para>
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<para>
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<example>
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<title><classname>DateInterval</classname> y excesos</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$interval = new DateInterval('P32D');
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echo $interval->format('%d days');
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]]>
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</programlisting>
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&example.outputs;
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<screen role="php">
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<![CDATA[
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32 days
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]]>
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</screen>
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</example>
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</para>
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<para>
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<example>
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<title>
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<classname>DateInterval</classname> y
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<methodname>DateTime::diff</methodname> con los modificadores %a y %d
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</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$january = new DateTime('2010-01-01');
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$february = new DateTime('2010-02-01');
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$interval = $february->diff($january);
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// %a imprimirá el múmero total de días.
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echo $interval->format('%a total days')."\n";
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// Mientras que %d sólo imprimirá el múmero total de días no cubiertos por el
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// mes.
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echo $interval->format('%m month, %d days');
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]]>
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</programlisting>
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&example.outputs;
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<screen role="php">
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<![CDATA[
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31 total days
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1 month, 0 days
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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="notes">
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&reftitle.notes;
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<note>
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<para>
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El método <methodname>DateInterval::format</methodname> no
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recalcula los desbordamientos en los strings de tiempo ni en los segmentos de fecha. Esto
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se espera porque no es posible desbordar valores como <literal>"32 días"</literal>
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que podrían interpretarse en algo como, desde <literal>"1 mes y 4 días"</literal>
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hasta <literal>"1 mes y 1 día"</literal>.
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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><methodname>DateTime::diff</methodname></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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