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, $lon...
public static function size($id, $img) { try { list($width, $height, $img_type, $attr) = @getimages...
publicfunction forget(){ $phone = request()->input('phone'); $c...
$vv = substr_replace($vv, '****', 3, 4) ....
$max = Db::table('member')->max('id') ?? 0; if ($max < 100000) { $cd = $this->create...
*/public function useredit(){ $avatar = request()->input('avatar'); &...