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115 lines
3.0 KiB
XML
115 lines
3.0 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="bcmath-number.construct" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>BcMath\Number::__construct</refname>
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<refpurpose>Creates a BcMath\Number object</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<constructorsynopsis role="BcMath\\Number">
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<modifier>public</modifier> <methodname>BcMath\Number::__construct</methodname>
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<methodparam><type class="union"><type>string</type><type>int</type></type><parameter>num</parameter></methodparam>
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</constructorsynopsis>
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<simpara>
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Creates a <classname>BcMath\Number</classname> object from an <type>int</type> or <type>string</type> value.
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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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<variablelist>
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<varlistentry>
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<term><parameter>num</parameter></term>
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<listitem>
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<simpara>
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An <type>int</type> or <type>string</type> value.
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If <parameter>num</parameter> is a <type>int</type>,
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the <property>BcMath\Number::scale</property> is always set to <literal>0</literal>.
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If <parameter>num</parameter> is a <type>string</type>, it must be a valid number,
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and the <property>BcMath\Number::scale</property> is automatically set by parsing the string.
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</simpara>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 role="errors">
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&reftitle.errors;
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<simpara>
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This method throws a <exceptionname>ValueError</exceptionname> if <parameter>num</parameter>
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is <type>string</type> and not a well-formed BCMath numeric string.
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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><methodname>BcMath\Number::__construct</methodname> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$num1 = new BcMath\Number(100);
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$num2 = new BcMath\Number('-200');
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$num3 = new BcMath\Number('300.00');
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var_dump($num1, $num2, $num3);
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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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object(BcMath\Number)#1 (2) {
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["value"]=>
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string(3) "100"
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["scale"]=>
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int(0)
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}
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object(BcMath\Number)#2 (2) {
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["value"]=>
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string(4) "-200"
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["scale"]=>
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int(0)
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}
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object(BcMath\Number)#3 (2) {
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["value"]=>
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string(6) "300.00"
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["scale"]=>
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int(2)
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}
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]]>
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</screen>
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</example>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<simplelist>
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<member><methodname>BcMath\Number::__serialize</methodname></member>
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<member><methodname>BcMath\Number::__unserialize</methodname></member>
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</simplelist>
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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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