生成唯一的订单号
public function get_order_sn()
{
return date('Ymd') . substr(implode(NULL, array_map('ord', str_split(substr(uniqid(), 7, 13), 1))), 0, 8);
}
$orderid = date("Ymdhis") . sprintf("%08d", $this->user_id) . mt_rand(1000, 9999);
相关文章
百度浏览器中视频悬浮
<video class="html5-video" poster=...
base64 处理图片
public function images(){ $image = request()->input('image'); i...
生成二维码
public function qrcode($uid){ require_once base_path() . '/public/phpqrcode/phpqrco...
微信支付V3
public static function pay($order_sn = '11111', $money = '12', $uid = 7) ...
查找下级所有数据
public function bottom($mid = 3){ $members = DB::select('select id,parent_id,`level...
抖音小程序码
public function dyqrcode($uid){ $url = "https://open.douyin.com/api/apps/v1/qrcode...