newinstanceargs.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="reflectionclass.newinstanceargs" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>ReflectionClass::newInstanceArgs</refname>
  <refpurpose>Creates a new class instance from given arguments</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="ReflectionClass">
   <modifier>public</modifier> <type class="union"><type>object</type><type>null</type></type><methodname>ReflectionClass::newInstanceArgs</methodname>
   <methodparam choice="opt"><type>array</type><parameter>args</parameter><initializer>[]</initializer></methodparam>
  </methodsynopsis>
  <para>
   Creates a new instance of the class, the given arguments are passed to the
   class constructor.
  </para>

 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>args</parameter></term>
     <listitem>
      <para>
       The parameters to be passed to the class constructor as an <type>array</type>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns a new instance of the class, or &null; on failure.
  </para>
 </refsect1>

 <refsect1 role="errors">
  &reftitle.errors;
  <para>
   A <classname>ReflectionException</classname> if the class constructor is not public.
  </para>
  <para>
   A <classname>ReflectionException</classname> if the class does not have a constructor
   and the <parameter>args</parameter> parameter contains one or more parameters.
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Basic usage of <methodname>ReflectionClass::newInstanceArgs</methodname></title>
    <programlisting role="php">
<![CDATA[
<?php
$class = new ReflectionClass('ReflectionFunction');
$instance = $class->newInstanceArgs(array('substr'));
var_dump($instance);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
object(ReflectionFunction)#2 (1) {
  ["name"]=>
  string(6) "substr"
}
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><methodname>ReflectionClass::newInstance</methodname></member>
    <member><methodname>ReflectionClass::newInstanceWithoutConstructor</methodname></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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