对码当歌，猿生几何?

PHP Manual
Swoole
The Swoole\MySQL\Exception class

The Swoole\MySQL\Exception class

(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)

简介

类摘要

Swoole\MySQL\Exception extends Exception implements Throwable {

/* 继承的属性 */

protected string $message ;

protected int $code ;

protected string $file ;

protected int $line ;

}