本文实例讲述了php事务回滚简单实现方法。分享给大家供大家参考,具体如下:
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$servername = "localhost" ; $username = "root" ; $password = "admin" ; $dbname = "test" ; try { $conn = new PDO( "mysql:host=$servername;dbname=$dbname" , $username , $password ); $conn ->setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_EXCEPTION); //开始事务 $conn ->beginTransaction(); $conn -> exec ( "INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('YE','XIAMING','yexianming@163.com')" ); $conn -> exec ( "INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('YE','CONG','yecong@163.com')" ); $conn -> exec ( "INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('FANG','MENG','fangmeng@168.com')" ); //提交事务 $conn ->commit(); echo "New records created successfully!" ; } catch (PDOException $e ){ //回滚事务 $conn ->rollBack(); echo $sql . "<br>" . $e ->getMessage(); } $conn =NULL; |
希望本文所述对大家PHP程序设计有所帮助。