SQLite3::querySingle
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SQLite3::querySingle — Executes a query and returns a single result
Descrizione
Executes a query and returns a single result.
Elenco dei parametri
-
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.
Valori restituiti
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.
Esempi
Example #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));
?>Il precedente esempio visualizzerà qualcosa simile a:
string(5) "Scott"
Array
(
[username] => Scott
[email] => scott@example.com
)
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