package utils import ( "database/sql" ) type MySql_shop_product struct { A_id int A_parent sql.NullInt64 A_user int A_currency int A_price float64 A_price_old float64 A_gname string A_name string A_alias string A_vendor string A_quantity int A_category int A_briefly string A_content string A_datetime int A_active int } func (this *MySql_shop_product) A_parent_id() int { return int(this.A_parent.Int64) }