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https://github.com/sigmasternchen/php-doc-en
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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@189854 c90b9560-bf6c-de11-be94-00142212c4b1
73 lines
1.9 KiB
XML
73 lines
1.9 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.5 $ -->
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<!-- splitted from ./en/functions/bc.xml, last change in rev 1.2 -->
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<refentry id="function.bcsub">
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<refnamediv>
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<refname>bcsub</refname>
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<refpurpose>
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Subtract one arbitrary precision number from another
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</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>string</type><methodname>bcsub</methodname>
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<methodparam><type>string</type><parameter>left_operand</parameter></methodparam>
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<methodparam><type>string</type><parameter>right_operand</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>scale</parameter></methodparam>
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</methodsynopsis>
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<para>
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Subtracts the <parameter>right_operand</parameter> from the
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<parameter>left_operand</parameter> and returns the result in a
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string. The optional <parameter>scale</parameter> parameter is
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used to set the number of digits after the decimal place in the
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result.
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</para>
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</refsect1>
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<refsect1>
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&reftitle.examples;
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<example>
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<title><function>bcsub</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$a = '1.234';
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$b = '5';
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echo bcsub($a, $b); // -3
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echo bcsub($a, $b, 4); // -3.7660
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?>
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]]>
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</programlisting>
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</example>
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</refsect1>
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<refsect1>
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&reftitle.seealso;
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<para>
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<function>bcadd</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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