<?php namespace App; use Illuminate\Database\Eloquent\Model; class Standardization extends Model { public function product(){ return $this->belongsTo('\App\Product'); } public function warehouse(){ return $this->belongsTo('\App\Warehouse'); } public function dealer(){ return $this->belongsTo('\App\Dealer'); } public function product_company(){ return $this->belongsTo('\App\ProductCompany'); } public function product_brand(){ return $this->belongsTo('\App\ProductCompany'); } }