public function run()
 {
     DB::table('register_accounts')->delete();
     RegisterAccount::create(array('name' => '阿登', 'age' => 22, 'weight' => 60, 'gender' => 1, 'blood_type' => 'A型', 'type' => '老年人', 'phone' => '13511112222', 'id_card' => '441111199311112222', 'emergency_name' => '壁鸿', 'emergency_phone' => '13522223333', 'user_id' => 4));
     RegisterAccount::create(array('name' => '黄裕源', 'age' => 22, 'weight' => 62, 'gender' => 1, 'blood_type' => 'O型', 'type' => '帅哥', 'phone' => '13580501456', 'id_card' => '440923199302065413', 'emergency_name' => '黄裕源', 'emergency_phone' => '13580501456', 'user_id' => 3));
     RegisterAccount::create(array('name' => '胡琳', 'age' => 22, 'weight' => 60, 'gender' => 1, 'blood_type' => 'B型', 'type' => '小伙子', 'phone' => '13511222222', 'id_card' => '442222199311112222', 'emergency_name' => '壁鸿', 'emergency_phone' => '13522333333', 'user_id' => 2));
     RegisterAccount::create(array('name' => '嘉丽', 'age' => 22, 'weight' => 60, 'gender' => 1, 'blood_type' => 'AB型', 'type' => '美女', 'phone' => '13511111122', 'id_card' => '443333199311112222', 'emergency_name' => '壁鸿', 'emergency_phone' => '13522222233', 'user_id' => 1));
 }
 protected function insert_accounts()
 {
     $users = User::all();
     foreach ($users as $user) {
         RegisterAccount::create(['name' => $this->get_random(self::$RANDOM_ALPHA, 4, 12), 'age' => rand(0, 100), 'weight' => rand(10, 100), 'gender' => rand(0, 1), 'blood_type' => 'A型', 'type' => '小伙子', 'phone' => rand(0, count(self::$TELEPHONE_PREFIX)) + $this->get_random(self::$RANDOM_NUM, 8, 8), 'id_card' => '44092319930206' + rand(1000, 9999), 'emergency_name' => $this->get_random(self::$RANDOM_ALPHA, 4, 12), 'emergency_phone' => rand(0, count(self::$TELEPHONE_PREFIX)) + $this->get_random(self::$RANDOM_NUM, 8, 8), 'user_id' => $user->id]);
     }
 }