PHP Dokumentation: Mysqli-result fetch-object
12. Januar 2010 von werner
mysqli_result::fetch_object
mysqli_fetch_object
(PHP 5)
mysqli_result::fetch_object — mysqli_fetch_object — Returns the current row of a result set as an object
Beschreibung
Object oriented style (method):
Procedural style:
The mysqli_fetch_object() will return the current row result set as an object where the attributes of the object represent the names of the fields found within the result set.
Parameter-Liste
- result
Nur bei prozeduralem Aufruf: Ein vonmysqli_query(), mysqli_store_result()oder mysqli_use_result() zurückgegebenesErgebnisobjekt.
- class_name
The name of the class to instantiate, set the properties of and return. If not specified, a stdClass object is returned.
- params
An optional array of parameters to pass to the constructor for class_name objects.
Rückgabewerte
Returns an object with string properties that corresponds to the fetched row or NULL if there are no more rows in resultset.
Hinweis: Feldnamen, die von dieser Funktionzurückgegeben werden, unterscheiden sich in derGroß-/Kleinschreibung.
Hinweis: Diese Funktion setzt NULL-Felderauf den PHP Wert-NULL.
Changelog
| Version | Beschreibung |
|---|---|
| 5.0.0 | Added the ability to return as a different object. |
Beispiele
Beispiel #1 Object oriented style
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$query = "SELECT Name, CountryCode FROM City ORDER by ID DESC LIMIT 50,5";if (
$result = $mysqli->query($query)) {
/* fetch object array */
while ($obj = $result->fetch_object()) {
printf ("%s (%s)\n", $obj->Name, $obj->CountryCode);
}
/* free result set */
$result->close();
}/* close connection */
$mysqli->close();
?>Beispiel #2 Procedural style
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}$query = "SELECT Name, CountryCode FROM City ORDER by ID DESC LIMIT 50,5";if (
$result = mysqli_query($link, $query)) {
/* fetch associative array */
while ($obj = mysqli_fetch_object($result)) {
printf ("%s (%s)\n", $obj->Name, $obj->CountryCode);
}
/* free result set */
mysqli_free_result($result);
}/* close connection */
mysqli_close($link);
?>Das oben gezeigte Beispiel erzeugt folgendeAusgabe:
Pueblo (USA)Arvada (USA)Cape Coral (USA)Green Bay (USA)Santa Clara (USA)
Siehe auch
- mysqli_fetch_array() – Fetch a result row as an associative, a numeric array, or both
- mysqli_fetch_assoc() – Fetch a result row as an associative array
- mysqli_fetch_row() – Get a result row as an enumerated array
- mysqli_query() – Performs a query on the database
- mysqli_data_seek() – Adjusts the result pointer to an arbitary row in the result
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