mirror of
https://github.com/php/doc-ja.git
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Yoshinari Takaoka
16b7a539ac
https://github.com/php/doc-en/commit/267a3d4e60d8a6da941e72d195386b5841052cca
102 lines
2.4 KiB
XML
102 lines
2.4 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 527e9b11ab0c1f678743a76773bbc795f9f6f05f Maintainer: mumumu Status: ready -->
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<refentry xml:id="countable.count" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>Countable::count</refname>
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<refpurpose>オブジェクトの要素の数を数える</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="Countable">
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<modifier>public</modifier> <type>int</type><methodname>Countable::count</methodname>
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<void/>
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</methodsynopsis>
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<simpara>
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このメソッドは、
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<function>count</function> 関数の
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<parameter>value</parameter> パラメーターが
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<classname>Countable</classname> を実装している場合に実行されます。
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</simpara>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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&no.function.parameters;
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<simpara>
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数えたカスタムの結果を整数値として返します。
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</simpara>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<example>
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<title><function>Countable::count</function> の例</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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class Counter implements Countable
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{
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private $count = 0;
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public function count(): int
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{
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return ++$this->count;
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}
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}
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$counter = new Counter;
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for ($i = 0; $i < 10; ++$i) {
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echo "I have been count()ed " . count($counter) . " times\n";
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}
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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I have been count()ed 1 times
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I have been count()ed 2 times
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I have been count()ed 3 times
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I have been count()ed 4 times
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I have been count()ed 5 times
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I have been count()ed 6 times
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I have been count()ed 7 times
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I have been count()ed 8 times
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I have been count()ed 9 times
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I have been count()ed 10 times
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]]>
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</screen>
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</example>
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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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