若未安装sqlite扩展,使用安装:sudo apt-get install php7.4-sqlite
<?php /*** //应用举例 require_once('cls_sqlite.php'); //创建实例 $DB=new SQLite('blog.db'); //这个数据库文件名字任意 //创建数据库表。 $DB->query("create table test(id integer primary key,title varchar(50))"); //接下来添加数据 $DB->query("insert into test(title) values('泡菜')"); $DB->query("insert into test(title) values('蓝雨')"); $DB->query("insert into test(title) values('Ajan')"); $DB->query("insert into test(title) values('傲雪蓝天')"); //读取数据 print_r($DB->getlist('select * from test order by id desc')); //更新数据 $DB->query('update test set title = "三大" where id = 9'); ***/ class SQLite{ function __construct($file){ try{ $this->connection=new PDO('sqlite:'.$file); } catch(PDOException $e){ try{ $this->connection=new PDO('sqlite2:'.$file); } catch(PDOException $e){ exit('error!'); } } } function __destruct(){ $this->connection=null; } function query($sql){ //直接运行SQL,可用于更新、删除数据 return $this->connection->query($sql); } function getlist($sql){ //取得记录列表 $recordlist=array(); foreach($this->query($sql) as $rstmp){ $recordlist[]=$rstmp; } return $recordlist; } function Execute($sql){ return $this->query($sql)->fetch(); } function RecordArray($sql){ return $this->query($sql)->fetchAll(); } function RecordCount($sql){ return count($this->RecordArray($sql)); } function RecordLastID(){ return $this->connection->lastInsertId(); } } ?>