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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 290998 $ -->
<refentry xml:id="reflectionproperty.construct" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>ReflectionProperty::__construct</refname>
<refpurpose>Construct a ReflectionProperty object</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<methodname>ReflectionProperty::__construct</methodname>
<methodparam><type>mixed</type><parameter>class</parameter></methodparam>
<methodparam><type>string</type><parameter>name</parameter></methodparam>
</methodsynopsis>
<para>
</para>
&warn.undocumented.func;
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>class</parameter></term>
<listitem>
<para>
The class name, that contains the property.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>name</parameter></term>
<listitem>
<para>
The name of the property being reflected.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.void;
</para>
</refsect1>
<refsect1 role="errors">
&reftitle.errors;
<para>
Trying to get or set private or protected class property's values
will result in an exception being thrown.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><methodname>ReflectionProperty::__construct</methodname> example</title>
<programlisting role="php">
<![CDATA[
<?php
class String
{
public $length = 5;
}
// Create an instance of the ReflectionProperty class
$prop = new ReflectionProperty('String', 'length');
// Print out basic information
printf(
"===> The%s%s%s%s property '%s' (which was %s)\n" .
" having the modifiers %s\n",
$prop->isPublic() ? ' public' : '',
$prop->isPrivate() ? ' private' : '',
$prop->isProtected() ? ' protected' : '',
$prop->isStatic() ? ' static' : '',
$prop->getName(),
$prop->isDefault() ? 'declared at compile-time' : 'created at run-time',
var_export(Reflection::getModifierNames($prop->getModifiers()), 1)
);
// Create an instance of String
$obj= new String();
// Get current value
printf("---> Value is: ");
var_dump($prop->getValue($obj));
// Change value
$prop->setValue($obj, 10);
printf("---> Setting value to 10, new value is: ");
var_dump($prop->getValue($obj));
// Dump object
var_dump($obj);
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
===> The public property 'length' (which was declared at compile-time)
having the modifiers array (
0 => 'public',
)
---> Value is: int(5)
---> Setting value to 10, new value is: int(10)
object(String)#2 (1) {
["length"]=>
int(10)
}
]]>
</screen>
</example>
<example>
<title>Getting value from private and protected properties using <classname>ReflectionProperty</classname> class</title>
<programlisting role='php'>
<![CDATA[
<?php
class Foo {
public $x = 1;
protected $y = 2;
private $z = 3;
}
$obj = new Foo;
$prop = new ReflectionProperty('Foo', 'y');
$prop->setAccessible(true); /* As of PHP 5.3.0 */
var_dump($prop->getValue($obj)); // int(2)
$prop = new ReflectionProperty('Foo', 'z');
$prop->setAccessible(true); /* As of PHP 5.3.0 */
var_dump($prop->getValue($obj)); // int(2)
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
int(2)
int(3)
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><methodname>ReflectionProperty::getName</methodname></member>
<member><link linkend="language.oop5.decon.constructor">Constructors</link></member>
</simplelist>
</para>
</refsect1>
</refentry>
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