<?php
namespace app\index\controller;
use app\index\model\Student;
//模型是和一张数据表绑定的
class Demo6
{
//1.单条查询
public function get()
{
// dump(Student::get(51));
//用查询构造器创建更加复杂的查询
res instanceof Student);
}
//2.多条查询
public function all()
{
// dump(Student::all([1, 2, 3, 4]));
res);
}
}
