mirror of
https://github.com/sigmasternchen/php-doc-en
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a735c76887
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@150741 c90b9560-bf6c-de11-be94-00142212c4b1
72 lines
1.8 KiB
XML
72 lines
1.8 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.3 $ -->
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<!-- splitted from ./en/functions/gmp.xml, last change in rev 1.1 -->
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<refentry id="function.gmp-perfect-square">
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<refnamediv>
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<refname>gmp_perfect_square</refname>
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<refpurpose>Perfect square check</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<methodsynopsis>
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<type>bool</type><methodname>gmp_perfect_square</methodname>
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<methodparam><type>resource</type><parameter>a</parameter></methodparam>
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</methodsynopsis>
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<para>
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Returns &true; if <parameter>a</parameter> is a perfect square,
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&false; otherwise.
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</para>
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<example>
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<title><function>gmp_perfect_square</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// 3 * 3, perfect square
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var_dump(gmp_perfect_square("9"));
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// not a perfect square
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var_dump(gmp_perfect_square("7"));
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// 1234567890 * 1234567890, perfect square
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var_dump(gmp_perfect_square("1524157875019052100"));
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?>
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]]>
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</programlisting>
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<para>
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The printout of the above program will be:
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</para>
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<screen>
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<![CDATA[
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bool(true)
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bool(false)
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bool(true)
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]]>
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</screen>
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</example>
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<para>
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See also: <function>gmp_sqrt</function>,
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<function>gmp_sqrtrm</function>.
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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:"../../../../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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