laravel 加cache锁
admin9个月前440
use Illuminate\Support\Facades\Redis; use Illuminate\Support\Facades\Cache; $lock =...
按照距离远近排序
admin9个月前445
$distance = "ACOS(SIN(( $lat * 3.1415) / 180 ) *SIN((lat * 3.1415) / 180 ) +COS((...
两个经纬度之间的距离
admin9个月前459
public function haversineGreatCircleDistance($latitude1, $longitude1, $latitude2, $lon...
发送公众号信息
admin9个月前461
* 发送消息 */public function tosend($openid, $title, $content, $time, $aid){ $tokens = $thi...
查找下级所有数据
admin9个月前438
public function bottom($mid = 3){ $members = DB::select('select id,parent_id,`level...