SQLite3::querySingle
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SQLite3::querySingle — Executes a query and returns a single result
Beschreibung
Executes a query and returns a single result.
Parameter-Liste
-
query -
The SQL query to execute.
-
entireRow -
By default, querySingle() returns the value of the first column returned by the query. If
entireRowistrue, then it returns an array of the entire first row.
Rückgabewerte
Returns the value of the first column of results or an array of the entire
first row (if entireRow is true).
If the query is valid but no results are returned, then null will be
returned if entireRow is false, otherwise an
empty array is returned.
Invalid or failing queries will return false.
Beispiele
Beispiel #1 SQLite3::querySingle() example
<?php
$db = new SQLite3('mysqlitedb.db');
var_dump($db->querySingle('SELECT username FROM user WHERE userid=1'));
print_r($db->querySingle('SELECT username, email FROM user WHERE userid=1', true));
?>Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
string(5) "Scott"
Array
(
[username] => Scott
[email] => scott@example.com
)
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