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This article mainly introduces the simple implementation method of PHP transaction rollback, and analyzes the definition of PHP transactions, the specific operation skills of submitting and rolling back transactions in the form of examples. Friends in need can refer to it. I hope to be helpful.
The details are as follows:
$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','1111@163.com')"); $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('YE','CONG','2222@163.com')"); $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('FANG','MENG','3333@163.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;
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