Opens an SQLite database_脚本学堂

说明

public bool SQLite3::open ( string $filename [, int $flags=SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE [, string $encryption_key ]] )

Opens an SQLite 3 Database. If the build includes encryption, then it will attempt to use the key.

参数

filename

Path to the SQLite 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.

encryption_key

An optional encryption key used when encrypting and decrypting an SQLite database.

返回值

Returns TRUE on success, FALSE on failure to open the database.

范例

Example #1 SQLite3::open() example


<?php
$db = new SQLite3('mysqlitedb.db');

$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());
?>