archived-doc-es/reference/reflection/reflectionmethod/construct.xml

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<refentry xml:id="reflectionmethod.construct" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>ReflectionMethod::__construct</refname>
  <refpurpose>Construye un nuevo objeto ReflectionMethod</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <constructorsynopsis role="ReflectionMethod">
   <modifier>public</modifier> <methodname>ReflectionMethod::__construct</methodname>
   <methodparam><type class="union"><type>object</type><type>string</type></type><parameter>objectOrMethod</parameter></methodparam>
   <methodparam><type>string</type><parameter>method</parameter></methodparam>
  </constructorsynopsis>
  <simpara>Firma alternativa (no soportada con argumentos nombrados):</simpara>
  <constructorsynopsis role="ReflectionMethod">
   <modifier>public</modifier> <methodname>ReflectionMethod::__construct</methodname>
   <methodparam><type>string</type><parameter>classMethod</parameter></methodparam>
  </constructorsynopsis>
  <warning>
   <simpara>
    La firma alternativa está obsoleta a partir de PHP 8.4.0,
    utilice <methodname>ReflectionMethod::createFromMethodName</methodname>
    en su lugar.
   </simpara>
  </warning>
  <para>
   Construye un nuevo objeto <classname>ReflectionMethod</classname>.
  </para>

 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>objectOrMethod</parameter></term>
     <listitem>
      <para>
       Nombre de clase -o instancia de esta- que contiene el método.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>method</parameter></term>
     <listitem>
      <para>
       Nombre del método.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>classMethod</parameter></term>
     <listitem>
      <para>
       Nombre de clase y de método delimitados por <literal>::</literal>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="errors">
  &reftitle.errors;
  <para>
   Se emite una <classname>ReflectionException</classname> si el método considerado no existe.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Ejemplo con <methodname>ReflectionMethod::__construct</methodname></title>
    <programlisting role="php">
<![CDATA[
<?php
class Counter
{
    private static $c = 0;

    /**
     * Contador que se incrementa
     *
     * @final
     * @static
     * @access  public
     * @return  int
     */
    final public static function increment()
    {
        return ++self::$c;
    }
}

// Crea una nueva instancia de la clase ReflectionMethod
$method = new ReflectionMethod('Counter', 'increment');

// Muestra información
printf(
    "===> The %s%s%s%s%s%s%s method '%s' (which is %s)\n" .
    "     declared in %s\n" .
    "     lines %d to %d\n" .
    "     having the modifiers %d[%s]\n",
        $method->isInternal() ? 'internal' : 'user-defined',
        $method->isAbstract() ? ' abstract' : '',
        $method->isFinal() ? ' final' : '',
        $method->isPublic() ? ' public' : '',
        $method->isPrivate() ? ' private' : '',
        $method->isProtected() ? ' protected' : '',
        $method->isStatic() ? ' static' : '',
        $method->getName(),
        $method->isConstructor() ? 'the constructor' : 'a regular method',
        $method->getFileName(),
        $method->getStartLine(),
        $method->getEndline(),
        $method->getModifiers(),
        implode(' ', Reflection::getModifierNames($method->getModifiers()))
);

// Muestra el comentario de documentación
printf("---> Documentation:\n %s\n", var_export($method->getDocComment(), true));

// Muestra las variables estáticas, si existen
if ($statics= $method->getStaticVariables()) {
    printf("---> Static variables: %s\n", var_export($statics, true));
}

// Invoca el método
printf("---> Invocation results in: ");
var_dump($method->invoke(NULL));
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <screen>
<![CDATA[
===> The user-defined final public static method 'increment' (which is a regular method)
     declared in /Users/philip/cvs/phpdoc/test.php
     lines 14 to 17
     having the modifiers 261[final public static]
---> Documentation:
 '/**
     * Contador que se incrementa
     *
     * @final
     * @static
     * @access  public
     * @return  int
     */'
---> Invocation results in: int(1)
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><methodname>ReflectionMethod::export</methodname></member>
    <member><link linkend="language.oop5.decon.constructor">Los constructores</link></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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