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warning-count.xml
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warning-count.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 7e5d0d1bb69180c9de1992edf9613215c975fa57 Maintainer: yannick Status: ready -->
<!-- Reviewed: yes -->
<refentry xml:id="mysqli.warning-count" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>mysqli::$warning_count</refname>
<refname>mysqli_warning_count</refname>
<refpurpose>Retourne le nombre d'avertissements générés par la dernière requête</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<para>&style.oop;</para>
<fieldsynopsis><type>int</type><varname linkend="mysqli.warning-count">mysqli->warning_count</varname></fieldsynopsis>
<para>&style.procedural;</para>
<methodsynopsis>
<type>int</type><methodname>mysqli_warning_count</methodname>
<methodparam><type>mysqli</type><parameter>mysql</parameter></methodparam>
</methodsynopsis>
<para>
Retourne le nombre d'avertissements générés par la dernière requête de la connexion
représentée par le paramètre <parameter>link</parameter>.
</para>
<note>
<para>
Pour récupérer les messages d'avertissements, vous pouvez utiliser la commande
SQL <literal>SHOW WARNINGS [limit row_count]</literal>.
</para>
</note>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&mysqli.link.description;
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Le nombre d'avertissements ou &zero; s'il n'y en a pas.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example>
<title>Exemple avec <varname>$mysqli->warning_count</varname></title>
<para>&style.oop;</para>
<programlisting role="php">
<![CDATA[
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* Vérification de la connexion */
if (mysqli_connect_errno()) {
printf("Échec de la connexion : %s\n", mysqli_connect_error());
exit();
}
$mysqli->query("CREATE TABLE myCity LIKE City");
/* une ville remarquable en Grande-Bretagne :-) */
$query = "INSERT INTO myCity (CountryCode, Name) VALUES('GBR',
'Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch')";
$mysqli->query($query);
if ($mysqli->warning_count) {
if ($result = $mysqli->query("SHOW WARNINGS")) {
$row = $result->fetch_row();
printf("%s (%d): %s\n", $row[0], $row[1], $row[2]);
$result->close();
}
}
/* Fermeture de la connexion */
$mysqli->close();
?>
]]>
</programlisting>
<para>&style.procedural;</para>
<programlisting role="php">
<![CDATA[
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* Vérification de la connexion */
if (mysqli_connect_errno()) {
printf("Échec de la connexion : %s\n", mysqli_connect_error());
exit();
}
mysqli_query($link, "CREATE TABLE myCity LIKE City");
/* une ville remarquable en Grande-Bretagne :-) */
$query = "INSERT INTO myCity (CountryCode, Name) VALUES('GBR',
'Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch')";
mysqli_query($link, $query);
if (mysqli_warning_count($link)) {
if ($result = mysqli_query($link, "SHOW WARNINGS")) {
$row = mysqli_fetch_row($result);
printf("%s (%d): %s\n", $row[0], $row[1], $row[2]);
mysqli_free_result($result);
}
}
/* Fermeture de la connexion */
mysqli_close($link);
?>
]]>
</programlisting>
&examples.outputs;
<screen>
<![CDATA[
Warning (1264): Data truncated for column 'Name' at row 1
]]>
</screen>
</example>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>mysqli_errno</function></member>
<member><function>mysqli_error</function></member>
<member><function>mysqli_sqlstate</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:"~/.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
-->