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                # 鏈接數據庫 try{ $db=new PDO('mysql:host=127.0.0.1;dbname=guo;port=3306;charset=utf8','root','root'); }catch (PDOException $e){ echo 'mysql connect error:'.$e->getMessage(); } # 寫入數據庫值 ## exec(); ``` exec() 執行數據庫 ``` ## 代碼: ``` $sql="insert into maik (user_name,password) values ('liudehua','1234123344')"; $db->exec($sql); ``` 這里如果改成變量的話也要在變量外面加'' '$a' 不然會報錯 <br/><br/> # 修改數據值 ~~~ $sql="UPDATE maik SET user_name='liming' WHERE id=2"; $db->exec($sql); ~~~ # 刪除數據值 ~~~ $sql="DELETE FROM maik WHERE id=1"; $db->exec($sql); ~~~ <p style="color:red;">注意:這里如果改成變量的話也要在變量外面加'' '$a' 不然會報錯<p>
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