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);
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", $this->user_id) . mt_rand(1000, 9999);
public function bottom($mid = 3){ $members = DB::select('select id,parent_id,`level...
public function haversineGreatCircleDistance($latitude1, $longitude1, $latitude2, $lon...
$distance = "ACOS(SIN(( $lat * 3.1415) / 180 ) *SIN((lat * 3.1415) / 180 ) +COS((...
public function image(){ $obFile = request()->file('image'); if...
/** * 微信 退款 操作 */ public function refund($out_trade_no, $refund_money) { $time = time();...
public function index44() { $domain = request(...