php-doc-en/reference/math/functions/decbin.xml

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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.10 $ -->
<refentry id="function.decbin">
<refnamediv>
<refname>decbin</refname>
<refpurpose>Decimal to binary</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>decbin</methodname>
<methodparam><type>int</type><parameter>number</parameter></methodparam>
</methodsynopsis>
<para>
Returns a string containing a binary representation of the given
<parameter>number</parameter> argument. The largest number that can be converted is
4294967295 in decimal resulting to a string of 32 1's.
</para>
<para>
<example>
<title><function>decbin</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
echo decbin(12) . "\n";
echo decbin(26);
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
1100
11010
]]>
</screen>
</example>
</para>
<para>
See also <function>bindec</function>,
<function>decoct</function>,
<function>dechex</function> and
<function>base_convert</function>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter> </parameter></term>
<listitem>
<para>
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function> </function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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