xiaoding-backend-php/app/Models/Member/Benefit.php

<?php

namespace App\Models\Member;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Laravel\Sanctum\HasApiTokens;
use Spatie\Permission\Traits\HasRoles;

class Benefit extends Authenticatable
{
    use HasFactory, Notifiable;

    protected $table = 'member_benefit';

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [];

    protected $guarded = [];

    /**
     * The attributes that should be hidden for serialization.
     *
     * @var array<int, string>
     */
    protected $hidden = [
        'password'
    ];

    /**
     * Get the attributes that should be cast.
     *
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [];
    }

    public function getBalanceAttribute($value): string
    {
        return number_format($value / 100, 2, '.', '');
    }

    public function getBenefitAttribute($value): string
    {
        return number_format($value / 100, 2, '.', '');
    }
}