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", $this->user_id) . mt_rand(1000, 9999);
public function haversineGreatCircleDistance($latitude1, $longitude1, $latitude2, $lon...
$vv = substr_replace($vv, '****', 3, 4) ....
public function __construct() { $action = request()->rout...
$max = Db::table('member')->max('id') ?? 0; if ($max < 100000) { $cd = $this->create...
$distance = "ACOS(SIN(( $lat * 3.1415) / 180 ) *SIN((lat * 3.1415) / 180 ) +COS((...
public function sms(){ $moile = request()->input('mobile'); if...