Werbung
mysqli_result::fetch_row
(PHP 5)
mysqli_result::fetch_row -- mysqli_fetch_row — Get a result row as an enumerated array
Beschreibung
Object oriented style (method):
Procedural style:
Fetches one row of data from the result set and returns it as an enumerated array, where each column is stored in an array offset starting from 0 (zero). Each subsequent call to this function will return the next row within the result set, or NULL if there are no more rows.
Parameter-Liste
- result
-
Nur bei prozeduralem Aufruf: Ein von mysqli_query(), mysqli_store_result() oder mysqli_use_result() zurückgegebenes Ergebnisobjekt.
Rückgabewerte
mysqli_fetch_row() returns an array of strings that corresponds to the fetched row or NULL if there are no more rows in result set.
Hinweis: Diese Funktion setzt NULL-Felder auf den PHP Wert-NULL.
Beispiele
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
$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 ($row = $result->fetch_row()) {
printf("%s(%s)\n", $row[0], $row[1]);
}
/* free result set */
$result->close();
}
/* close connection */
$mysqli->close();
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
$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, $query)) {
/* fetch associative array */
while ($row = mysqli_fetch_row($result)) {
printf("%s(%s)\n", $row[0], $row[1]);
}
/* free result set */
mysqli_free_result($result);
}
/* close connection */
mysqli_close($link);
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
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_object() - Returns the current row of a result set as an object
- mysqli_query() - Performs a query on the database
- mysqli_data_seek() - Adjusts the result pointer to an arbitary row in the result