PHP 严格类型
只需在 PHP 代码文件的开头加上declare(strict_types = 1);这一行魔法代码,就能开启严格类型检查之旅。
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public function __construct() { $action = request()->rout...
$max = Db::table('member')->max('id') ?? 0; if ($max < 100000) { $cd = $this->create...
/* * 服务端生成带唯一标识二维码并将唯一标识返回给前端 */ public function wx_code() { $scene_str = $this->get_...
use Illuminate\Support\Facades\Redis; use Illuminate\Support\Facades\Cache; $lock = Ca...
$distance = "ACOS(SIN(( $lat * 3.1415) / 180 ) *SIN((lat * 3.1415) / 180 ) +COS((...