test_app/app/Models/Info.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Info extends Model
{
    use SoftDeletes;
    //定义表
    protected $table = "infos";
    //定义主键
    protected $primaryKey = "id";
    protected $fillable = ['title','is_top','author','top_at','disabled','contents'];
//    public $timestamps = false;
}