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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="reflectionclass.getreflectionconstants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>ReflectionClass::getReflectionConstants</refname>
<refpurpose>Gets class constants</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis role="ReflectionClass">
<modifier>public</modifier> <type>array</type><methodname>ReflectionClass::getReflectionConstants</methodname>
<methodparam choice="opt"><type class="union"><type>int</type><type>null</type></type><parameter>filter</parameter><initializer>&null;</initializer></methodparam>
</methodsynopsis>
<para>
Retrieves reflected constants.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>filter</parameter></term>
<listitem>
<para>
The optional filter, for filtering desired constant visibilities. It's configured using
the <link linkend="reflectionclassconstant.constants.modifiers">ReflectionClassConstant constants</link>,
and defaults to all constant visibilities.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
An array of <classname>ReflectionClassConstant</classname> objects.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>8.0.0</entry>
<entry>
<parameter>filter</parameter> has been added.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example xml:id="reflectionclass.getreflectionconstants.example">
<title>Basic <function>ReflectionClass::getReflectionConstants</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
class Foo {
public const FOO = 1;
protected const BAR = 2;
private const BAZ = 3;
}
$foo = new Foo();
$reflect = new ReflectionClass($foo);
$consts = $reflect->getReflectionConstants();
foreach ($consts as $const) {
print $const->getName() . "\n";
}
var_dump($consts);
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
FOO
BAR
BAZ
array(3) {
[0]=>
object(ReflectionClassConstant)#3 (2) {
["name"]=>
string(3) "FOO"
["class"]=>
string(3) "Foo"
}
[1]=>
object(ReflectionClassConstant)#4 (2) {
["name"]=>
string(3) "BAR"
["class"]=>
string(3) "Foo"
}
[2]=>
object(ReflectionClassConstant)#5 (2) {
["name"]=>
string(3) "BAZ"
["class"]=>
string(3) "Foo"
}
}
]]>
</screen>
</example>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><methodname>ReflectionClass::getReflectionConstant</methodname></member>
<member><classname>ReflectionClassConstant</classname></member>
</simplelist>
</para>
</refsect1>
</refentry>
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