(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SQLite3::open — Opens an SQLite database
$filename, int$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.
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.
encryptionKeyAn 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.
没有返回值。
示例 #1 SQLite3::open() example
<?php
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());
?>