archived-doc-es/reference/reflection/reflectionclass/getmethods.xml

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<refentry xml:id="reflectionclass.getmethods" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>ReflectionClass::getMethods</refname>
  <refpurpose>Obtiene un array de métodos</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="ReflectionClass">
   <modifier>public</modifier> <type>array</type><methodname>ReflectionClass::getMethods</methodname>
   <methodparam choice="opt"><type class="union"><type>int</type><type>null</type></type><parameter>filter</parameter><initializer>&null;</initializer></methodparam>
  </methodsynopsis>
  <para>
   Obtiene un array de los métodos de una clase.
  </para>

 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>filter</parameter></term>
     <listitem>
      <para>
       Filtra los resultados para incluir únicamente los métodos con ciertos
       atributos. Por omisión, no se aplica ningún filtro.
      </para>
      <para>
       Cualquier disyunción a nivel de bits de
       <constant>ReflectionMethod::IS_STATIC</constant>,
       <constant>ReflectionMethod::IS_PUBLIC</constant>,
       <constant>ReflectionMethod::IS_PROTECTED</constant>,
       <constant>ReflectionMethod::IS_PRIVATE</constant>,
       <constant>ReflectionMethod::IS_ABSTRACT</constant> y
       <constant>ReflectionMethod::IS_FINAL</constant>,
       de modo que se devuelven todos los métodos con <emphasis>cualquiera</emphasis> de los atributos proporcionados.
      </para>
      <note>
       <simpara>
        Tenga en cuenta que otras operaciones a nivel de bits, por ejemplo
        <literal>~</literal> no funcionarán como se espera. En otras
        palabras, no es posible obtener todos los métodos no estáticos, por ejemplo.
       </simpara>
      </note>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Un &array; de objetos <classname>ReflectionMethod</classname> que reflejan cada
   método.
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     <row>
      <entry>7.2.0</entry>
      <entry>
       <parameter>filter</parameter> ahora es nullable.
      </entry>
     </row>
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Uso simple de <methodname>ReflectionClass::getMethods</methodname></title>
    <programlisting role="php">
<![CDATA[
<?php
class Apple {
    public function firstMethod() { }
    final protected function secondMethod() { }
    private static function thirdMethod() { }
}

$class = new ReflectionClass('Apple');
$methods = $class->getMethods();
var_dump($methods);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
array(3) {
  [0]=>
  object(ReflectionMethod)#2 (2) {
    ["name"]=>
    string(11) "firstMethod"
    ["class"]=>
    string(5) "Apple"
  }
  [1]=>
  object(ReflectionMethod)#3 (2) {
    ["name"]=>
    string(12) "secondMethod"
    ["class"]=>
    string(5) "Apple"
  }
  [2]=>
  object(ReflectionMethod)#4 (2) {
    ["name"]=>
    string(11) "thirdMethod"
    ["class"]=>
    string(5) "Apple"
  }
}
]]>
    </screen>
   </example>
  </para>
  <para>
   <example>
    <title>Filtro de resultados desde <methodname>ReflectionClass::getMethods</methodname></title>
    <programlisting role="php">
<![CDATA[
<?php
class Apple {
    public function firstMethod() { }
    final protected function secondMethod() { }
    private static function thirdMethod() { }
}

$class = new ReflectionClass('Apple');
$methods = $class->getMethods(ReflectionMethod::IS_STATIC | ReflectionMethod::IS_FINAL);
var_dump($methods);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
array(2) {
  [0]=>
  object(ReflectionMethod)#2 (2) {
    ["name"]=>
    string(12) "secondMethod"
    ["class"]=>
    string(5) "Apple"
  }
  [1]=>
  object(ReflectionMethod)#3 (2) {
    ["name"]=>
    string(11) "thirdMethod"
    ["class"]=>
    string(5) "Apple"
  }
}
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><methodname>ReflectionClass::getMethod</methodname></member>
    <member><function>get_class_methods</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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