我在项目中使用了许多事务数据库操作，并且希望使用PHP version: 7.1.16
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将它们组合在一起，以便可以轻松地回滚整个事物。
为了清楚起见，我想将每个操作封装在一个单独的方法中。
使用Log closed at 2018-04-05 15:47:08
Log opened at 2018-04-05 15:49:27
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17035" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:29
Log opened at 2018-04-05 15:49:31
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17035" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
Log opened at 2018-04-05 15:49:31
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17036" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
Log opened at 2018-04-05 15:49:32
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17040" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:33
Log opened at 2018-04-05 15:49:33
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17035" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:33
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:33
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:34
Log opened at 2018-04-05 15:49:34
Log opened at 2018-04-05 15:49:34
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17036" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17035" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
Log opened at 2018-04-05 15:49:34
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17040" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:34
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:34
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:34
Log opened at 2018-04-05 15:49:48
I: Connecting to configured address/port: 127.0.0.1:9000.
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/bin/console" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17042" idekey="16246"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:49:49
Log opened at 2018-04-05 15:54:32
I: Connecting to configured address/port: localhost:9000.
W: Creating socket for 'localhost:9000', poll success, but error: Operation now in progress (19).
I: Connected to client. :-)
-> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" fileuri="file:///Users/namehere/PhpstormProjects/arc/web/index.php" language="PHP" xdebug:language_version="7.1.13" protocol_version="1.0" appid="17035" idekey="17743"><engine version="2.6.0"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[http://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2018 by Derick Rethans]]></copyright></init>
-> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="http://xdebug.org/dbgp/xdebug" status="stopping" reason="ok"></response>
Log closed at 2018-04-05 15:54:32
时，从中调用的方法会创建一个数据库连接，作为范围的一部分，如下所示。
TransactionScope