mirror of
https://github.com/php/doc-de.git
synced 2026-04-29 09:53:30 +02:00
Hannes Magnusson
97d53b218c
- All id attributes are now xml:id - Add docbook namespace to all root elements - Replace <ulink /> with <link xlink:href /> - Minor markup fixes here and there - Bump EN-Revision where appropriate git-svn-id: https://svn.php.net/repository/phpdoc/de/trunk@238322 c90b9560-bf6c-de11-be94-00142212c4b1
144 lines
3.6 KiB
XML
144 lines
3.6 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
|
|
<!-- $Revision: 1.7 $ -->
|
|
<!-- EN-Revision: 1.11 Maintainer: conni Status: ready -->
|
|
<refentry xml:id="function.pg-field-name" xmlns="http://docbook.org/ns/docbook">
|
|
<refnamediv>
|
|
<refname>pg_field_name</refname>
|
|
<refpurpose>Gibt den Namen eines Feldes zurück</refpurpose>
|
|
</refnamediv>
|
|
|
|
<refsect1 role="description">
|
|
&reftitle.description;
|
|
<methodsynopsis>
|
|
<type>string</type><methodname>pg_field_name</methodname>
|
|
<methodparam><type>resource</type><parameter>result</parameter></methodparam>
|
|
<methodparam><type>int</type><parameter>field_number</parameter></methodparam>
|
|
</methodsynopsis>
|
|
<para>
|
|
<function>pg_field_name</function> gibt den Feldnamen mit der
|
|
übergebenen <parameter>field_number</parameter> aus der durch
|
|
<parameter>result</parameter> bezeichneten
|
|
PostgreSQL-Ergebnismenge zurück. Die Feldnummerierung beginnt bei 0.
|
|
</para>
|
|
<note>
|
|
<para>
|
|
Diese Funktion ersetzt die Funktion <function>pg_fieldname</function>.
|
|
</para>
|
|
</note>
|
|
</refsect1>
|
|
|
|
<refsect1 role="parameters">
|
|
&reftitle.parameters;
|
|
<para>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term><parameter>result</parameter></term>
|
|
<listitem>
|
|
<para>
|
|
PostgreSQL Verbindungskennung, die (unter anderem) von den
|
|
Funktionen <function>pg_query</function>,
|
|
<function>pg_query_params</function> oder
|
|
<function>pg_execute</function> zurückgegeben wurde.
|
|
</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><parameter>field_number</parameter></term>
|
|
<listitem>
|
|
<para>
|
|
Die Feldnummer, beginnend bei 0.
|
|
</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</para>
|
|
</refsect1>
|
|
|
|
<refsect1 role="returnvalues">
|
|
&reftitle.returnvalues;
|
|
<para>
|
|
Der Feldname oder &false;, falls ein Fehler auftrat.
|
|
</para>
|
|
</refsect1>
|
|
|
|
<refsect1 role="examples">
|
|
&reftitle.examples;
|
|
<para>
|
|
<example>
|
|
<title>Informationen über Felder abfragen</title>
|
|
<programlisting role="php">
|
|
<![CDATA[
|
|
<?php
|
|
$dbconn = pg_connect("dbname=publisher") or die
|
|
("Konnte keine Verbindung aufbauen.");
|
|
|
|
$res = pg_query($dbconn, "select * from authors where author = 'Orwell'");
|
|
$i = pg_num_fields($res);
|
|
for ($j = 0; $j < $i; $j++) {
|
|
echo "Spalte $j\n";
|
|
$fieldname = pg_field_name($res, $j);
|
|
echo "Feldname: $fieldname\n";
|
|
echo "Feldlänge in Zeichen: " . pg_field_prtlen($res, $fieldname) . " Zeichen\n";
|
|
echo "Feldlänge in Bytes: " . pg_field_size($res, $j) . " Bytes\n";
|
|
echo "Feldtyp: " . pg_field_type($res, $j) . " \n\n";
|
|
}
|
|
?>
|
|
]]>
|
|
</programlisting>
|
|
&example.outputs;
|
|
<screen>
|
|
<![CDATA[
|
|
Spalte 0
|
|
Feldname: author
|
|
Feldlänge in Zeichen: 6 Zeichen
|
|
Feldlänge in Bytes: -1 Bytes
|
|
Feldtyp: varchar
|
|
|
|
Spalte 1
|
|
Feldname: year
|
|
Feldlänge in Zeichen: 4 Zeichen
|
|
Feldlänge in Bytes: 2 Bytes
|
|
Feldtyp: int2
|
|
|
|
Spalte 2
|
|
Feldname: title
|
|
Feldlänge in Zeichen: 24 Zeichen
|
|
Feldlänge in Bytesr: -1 Bytes
|
|
Feldtyp: varchar
|
|
]]>
|
|
</screen>
|
|
</example>
|
|
</para>
|
|
</refsect1>
|
|
|
|
<refsect1 role="seealso">
|
|
&reftitle.seealso;
|
|
<para>
|
|
<simplelist>
|
|
<member><function>pg_field_num</function></member>
|
|
</simplelist>
|
|
</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:"../../../../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
|
|
-->
|