($arr,"name","a"); $subTitle=data_get($arr,"title.sub","a"); $mainTitle=data_get($arr,"title.main","a");//如果没有这个key的情况下,默认值起作用,返回string(1) "a" $test=data_get($arr,"test","a");//如果是null的情况下,默认值不起作用,返回null $test2=data_get($arr,"...
$subTitle=data_get($arr,"title.sub","a"); $mainTitle=data_get($arr,"title.main","a");//如果没有这个key的情况下,默认值起作用,返回string(1) "a"$test=data_get($arr,"test","a");//如果是null的情况下,默认值不起作用,返回null$test2=data_get($arr,"test","a") ??"a";//如果...
$subTitle=data_get($arr,"title.sub","a"); $mainTitle=data_get($arr,"title.main","a");//如果没有这个key的情况下,默认值起作用,返回string(1) "a" $test=data_get($arr,"test","a");//如果是null的情况下,默认值不起作用,返回null $test2=data_get($arr,"test","a") ?? "a";//...
5. 使用 data_get 辅助函数 return data_get($user, 'avatar.url', 'default'); 或 return data_get($user, ['avatar', 'url'], 'default'); 以. 语法来获取对象属性或数组元素。 if (! function_exists('data_get')) { /** * Get an item from an array or object using "dot" notation. ...
"desc"=>"", "num"=>0, ]; $name=data_get(
The data_get function retrieves a value from a nested array or object using "dot" notation:$data = ['products' => ['desk' => ['price' => 100]]]; $price = data_get($data, 'products.desk.price'); // 100The data_get function also accepts a default value, which will be ...
Database Migrations Validation Notifications & Mail File Storage Job Queues Task Scheduling Testing Events & WebSockets Authentication Authenticating users is as simple as adding an authentication middleware to your Laravel route definition: Route::get('/profile',ProfileController::class) ...
使用pluck $data = DB::table('student') ->pluck('name', 'id'); // select `name`, `id` from `student` // 6、select 指定字段 $data = DB::table('student') ->select('name', 'age') ->get(); // select `name`, `age` from `student` // 7、chunk分段获取,必须加order排序 DB...
{"data": {"name:input": "Jack","name:get": "Jack"},"msg": "success","code": 0} 假设,需要一个当前登录用户的id,假设是变量current_login_user_id 如果我们没有加中间件,前端中接口中传递了这个参数,那么我们的代码将会出现安全隐患。
public function onReceive(Server $server, $fd, $reactorId, $data) { $port = $this->swoolePort; // Get the `Swoole\Server\Port` object } namespace App\Http\Controllers; class TestController extends Controller { public function test() { /**@var \Swoole\Http\Server|\Swoole\WebSocket\Serve...