In addition to setting the error code, PDO will emit a traditional E_WARNING message.

除了设置错误代码以外，PDO还将发出一条传统的E_WARNING消息。

youdao

In addition to setting the error code, PDO will emit a traditional E_WARNING message.

除了设置错误代码以外，PDO还将发出一条传统的E_WARNING消息。

youdao