Codeigniter with Yii2    

ACTIVE RECORD(ORM)参考: http://www.yiiframework.com/doc-2.0/guide-db-active-record.htmlnamespace app\models; use yii\db\ActiveRecord; class Customer extends ActiveRecord {...

举个实际的例子吧，比如进入系统之前的第一步是登录页面，要求用户输入用户名，密码。用户在输入用户名和密码之后，我们会对用户名和密码进行校验。则这时候我们需要一个LoginForm模型，它有两个属性:username,password。我们看model代码：<?php namespace app\models; use yii\ba...

ActiveRecord查询：// find the customers whose primary key value is 10 $customers = Customer::findAll(10); $customer = Customer::findOne(10); // the above code is equivalent...