<?php
try{ $pdo=new PDO("mysql:host=localhost;dbname=bookstore","root","158369"); echo "数据库连接成功!<br>"; } catch(PDOexception $e){  ...
<?php
try{ $pdo=new PDO("mysql:host=localhost;dbname=bookstore","root","158369"); echo "数据库连接成功!<br>"; } catch(PDOexception $e){  ...
<?php try{ $pdo=new PDO("mysql:host=localhost;dbname=bookstore","root","158369"); echo "数据库连接成功!<br>"; } catch(PDOexception $e){ ...
<?php try{ $pdo=new PDO("mysql:host=localhost;dbname=bookstore","root","158369"); echo "数据库连接成功!<br>"; } catch(PDOexception $e){ ...
<?php try{ $pdo=new PDO("mysql:host=localhost;dbname=bookstore","root","158369"); echo "数据库连接成功!<br>"; } catch(PDOexception $e){ ...
<?php /*设置PDO错误处理模式: 1.默认模式:PDO::ERRMODE_SILENT 2.警告模式:PDO::ERRMODE_WARNING 3.抛出异常模式:PDO::ERRMODE_EXCEPTION &nbs...