PHP 5.4.31 Released

SQLite3::querySingle

(PHP 5 >= 5.3.0)

SQLite3::querySingleExecutes a query and returns a single result

Beschreibung

public mixed SQLite3::querySingle ( string $query [, bool $entire_row = false ] )

Executes a query and returns a single result.

Parameter-Liste

query

The SQL query to execute.

entire_row

By default, querySingle() returns the value of the first column returned by the query. If entire_row is TRUE, then it returns an array of the entire first row.

RĆ¼ckgabewerte

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.

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 Ƥhnliche Ausgabe wie:

string(5) "Scott"
Array
(
    [username] => Scott
    [email] => scott@example.com
)

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