SQLite3::open
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SQLite3::open — Opens an SQLite database
Description
$filename
, int $flags
= SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, string $encryptionKey
= ""): voidOpens an SQLite 3 Database. If the build includes encryption, then it will attempt to use the key.
Parameters
-
filename
-
Path to the SQLite database, or
:memory:
to use in-memory database. -
flags
-
Optional flags used to determine how to open the SQLite database. By default, open uses
SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE
.-
SQLITE3_OPEN_READONLY
: Open the database for reading only. -
SQLITE3_OPEN_READWRITE
: Open the database for reading and writing. -
SQLITE3_OPEN_CREATE
: Create the database if it does not exist.
-
-
encryptionKey
-
An optional encryption key used when encrypting and decrypting an SQLite database. If the SQLite encryption module is not installed, this parameter will have no effect.
Return Values
No value is returned.
Examples
Example #1 SQLite3::open() example
<?php
/**
* Simple example of extending the SQLite3 class and changing the __construct
* parameters, then using the open method to initialize the DB.
*/
class MyDB extends SQLite3
{
function __construct()
{
$this->open('mysqlitedb.db');
}
}
$db = new MyDB();
$db->exec('CREATE TABLE foo (bar STRING)');
$db->exec("INSERT INTO foo (bar) VALUES ('This is a test')");
$result = $db->query('SELECT bar FROM foo');
var_dump($result->fetchArray());
?>