reference/json/jsonserializable/jsonserialize.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 0a09554f3dd39c61b21ea7319ac7f93f781f9376 Maintainer: tihox Status: ready -->
<!-- Reviewed: yes -->
<!-- Rev-Revision: a605fd10c648c8d4cd8315d62a1341323484338e Reviewer: samesch -->
<refentry xml:id="jsonserializable.jsonserialize" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>JsonSerializable::jsonSerialize</refname>
  <refpurpose>Gibt die Daten an, die in JSON serialisiert werden sollen</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="JsonSerializable">
   <modifier>public</modifier> <type>mixed</type><methodname>JsonSerializable::jsonSerialize</methodname>
   <void/>
  </methodsynopsis>
  <para>
   Serialisiert das Objekt zu einem Wert, der nativ von
   <function>json_encode</function> serialisiert werden kann.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Gibt die Daten zurück, die von der Funktion
   <function>json_encode</function> serialisiert werden können, wobei es sich
   um Werte eines beliebigen Typs außer einer &resource; handeln kann.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>
     Ein <methodname>JsonSerializable::jsonSerialize</methodname>-Beispiel,
     das ein &array; zurückgibt.
    </title>
    <programlisting role="php">
<![CDATA[
<?php
class ArrayValue implements JsonSerializable {
    private $array;
    public function __construct(array $array) {
        $this->array = $array;
    }

    public function jsonSerialize(): mixed {
        return $this->array;
    }
}

$array = [1, 2, 3];
echo json_encode(new ArrayValue($array), JSON_PRETTY_PRINT);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
[
    1,
    2,
    3
]
]]>
    </screen>
   </example>
   <example>
    <title>
     Ein <methodname>JsonSerializable::jsonSerialize</methodname>-Beispiel,
     das ein assoziatives &array; zurückgibt.
    </title>
    <programlisting role="php">
<![CDATA[
<?php
class ArrayValue implements JsonSerializable {
    private $array;
    public function __construct(array $array) {
        $this->array = $array;
    }

    public function jsonSerialize() {
        return $this->array;
    }
}

$array = ['foo' => 'bar', 'quux' => 'baz'];
echo json_encode(new ArrayValue($array), JSON_PRETTY_PRINT);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
{
    "foo": "bar",
    "quux": "baz"
}
]]>
    </screen>
   </example>
   <example>
    <title>
     Ein <methodname>JsonSerializable::jsonSerialize</methodname>-Beispiel,
     das einen &integer; zurückgibt.
    </title>
    <programlisting role="php">
<![CDATA[
<?php
class IntegerValue implements JsonSerializable {
    private $number;
    public function __construct($number) {
        $this->number = (int) $number;
    }

    public function jsonSerialize() {
        return $this->number;
    }
}

echo json_encode(new IntegerValue(1), JSON_PRETTY_PRINT);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
1
]]>
    </screen>
   </example>
   <example>
    <title>
     Ein <methodname>JsonSerializable::jsonSerialize</methodname>-Beispiel,
     das einen &string; zurückgibt
    </title>
    <programlisting role="php">
<![CDATA[
<?php
class StringValue implements JsonSerializable {
    private $string;
    public function __construct($string) {
        $this->string = (string) $string;
    }

    public function jsonSerialize() {
        return $this->string;
    }
}

echo json_encode(new StringValue('Hello!'), JSON_PRETTY_PRINT);
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
"Hello!"
]]>
    </screen>
   </example>
  </para>
 </refsect1>

</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->