安装这个扩展的首选方式是通过 composer.
执行命令
composer require myweishanli/codeigniter-with-yii2
或添加
"myweishanli/codeigniter-with-yii2": "~1.0.0"
安装好后找到文件index.php
的
require_once BASEPATH.'core/CodeIgniter.php';
之前添加一行
require ROOTPATH . 'vendor/autoload.php';