<?php

namespace App\Models;

use App\Models\Base;
use Illuminate\Database\Eloquent\Model;

class Rank extends Base
{
    protected $fillable = [];
    protected $guarded  = [];

    /**
     * 这个属性应该被转换为原生类型.
     *
     * @var array
     */
    protected $casts = [
        // 'explain' => 'array',
        // 'feature' => 'array'
    ];

    public function subRanks()
    {   
    	return $this->hasMany(SubRank::class);
    }
}