SQLite3::querySingle - Executes a query and returns a single result
Вернуться к: SQLite3
SQLite3::querySingle
(PHP 5 >= 5.3.0, PHP 7)
SQLite3::querySingle — Executes a query and returns a single result
Описание
Executes a query and returns a single result.
Список параметров
-
query -
The SQL query to execute.
-
entire_row -
By default, querySingle() returns the value of the first column returned by the query. If
entire_rowisTRUE, then it returns an array of the entire first row.
Возвращаемые значения
Returns the value of the first column of results or an array of the entire
first row (if entire_row is TRUE).
If the query is valid but no results are returned, then NULL will be
returned if entire_row is FALSE, otherwise an
empty array is returned.
Invalid or failing queries will return FALSE.
Примеры
Пример #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));
?>
Результатом выполнения данного примера будет что-то подобное:
string(5) "Scott"
Array
(
[username] => Scott
[email] => scott@example.com
)
Вернуться к: SQLite3