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mysqli::set_charset
(PHP 5 >= 5.0.5)
mysqli::set_charset -- mysqli_set_charset — Sets the default client character set
Beschreibung
Object oriented style (method):
Procedural style:
Sets the default character set to be used when sending data from and to the database server.
Parameter-Liste
- link
-
Nur bei prozeduralem Aufruf: Ein von mysqli_connect() oder mysqli_init() zurückgegebenes Verbindungsobjekt.
- charset
-
The charset to be set as default.
Rückgabewerte
Gibt bei Erfolg TRUE zurück. Im Fehlerfall wird FALSE zurückgegeben.
Anmerkungen
Hinweis: To use this function on a Windows platform you need MySQL client library version 4.1.11 or above (for MySQL 5.0 you need 5.0.6 or above).
Hinweis: This is the preferred way to change the charset. Using mysqli::query() to execute SET NAMES .. is not recommended.
Beispiele
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$mysqli = new mysqli("localhost", "my_user", "my_password", "test");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* change character set to utf8 */
if (!$mysqli->set_charset("utf8")) {
printf("Error loading character set utf8: %s\n", $mysqli->error);
} else {
printf("Current character set: %s\n", $mysqli->character_set_name());
}
$mysqli->close();
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$link = mysqli_connect('localhost', 'my_user', 'my_password', 'test');
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* change character set to utf8 */
if (!mysqli_set_charset($link, "utf8")) {
printf("Error loading character set utf8: %s\n", mysqli_error($link));
} else {
printf("Current character set: %s\n", mysqli_character_set_name($link));
}
mysqli_close($link);
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
Current character set: utf8
Siehe auch
- mysqli_character_set_name() - Returns the default character set for the database connection
- mysqli_real_escape_string() - Escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection
- » List of character sets that MySQL supports