churen/app/store/lib/Sku.php

<?php

namespace Store\Lib;

use Dever;

class Sku
{
    # 设置sku特殊字段
	public $col = array
    (
        'add_num' => '新增库存数^-输入小于0的数字，则为减少库存',
        'total' => '当前库存|',
        'total_num' => '总库存|',
    );
}