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git-svn-id: https://svn.php.net/repository/phpdoc/zh/trunk@324983 c90b9560-bf6c-de11-be94-00142212c4b1
145 lines
3.4 KiB
XML
Executable File
145 lines
3.4 KiB
XML
Executable File
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 96c9d88bad9a7d7d44bfb7f26c226df7ee9ddf26 Maintainer: HonestQiao Status: ready -->
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<!-- Reviewed: no Maintainer: HonestQiao -->
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<refentry xml:id="function.array-count-values" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>array_count_values</refname>
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<refpurpose>统计数组中所有的值出现的次数</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>array</type><methodname>array_count_values</methodname>
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<methodparam><type>array</type><parameter>input</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>array_count_values</function> 返回一个数组，该数组用 <parameter>input</parameter>
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数组中的值作为键名，该值在 <parameter>input</parameter> 数组中出现的次数作为值。
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</para>
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<para>
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<example>
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<title><function>array_count_values</function> 例子</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$array = array(1, "hello", 1, "world", "hello");
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print_r(array_count_values ($array));
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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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Array
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(
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[1] => 2
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[hello] => 2
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[world] => 1
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)
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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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参见 <function>count</function>，<function>array_unique</function>，<function>array_values</function>
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和 <function>count_chars</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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<varlistentry>
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<term><parameter>input</parameter></term>
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<listitem>
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<para>
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The array of values to count
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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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Returns an associative array of values from <parameter>input</parameter> as
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keys and their count as value.
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</para>
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</refsect1>
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<refsect1 role="errors">
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&reftitle.errors;
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<para>
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Throws <constant>E_WARNING</constant> for every element which is not
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<type>string</type> or <type>integer</type>.
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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><function>array_count_values</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$array = array(1, "hello", 1, "world", "hello");
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print_r(array_count_values($array));
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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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Array
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(
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[1] => 2
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[hello] => 2
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[world] => 1
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)
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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>count</function></member>
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<member><function>array_unique</function></member>
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<member><function>array_values</function></member>
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<member><function>count_chars</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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