Is there a fast/clever way to return a logical vector if elements of a vector are in at least one interval? What happened with the 31.5 ft giant in Jubbulpore district (now Jabalpur), India, August 8, 1934? If a 'fire temple' was built in a gigantic city, with...
$item->id) ->first(); if (is_null($result)) { // Not favorited - add new User_favorite::create(['user_id'=>Auth::getUser()->id,'item_id'=>$item->id]); } else { // Already favorited - delete the existing $result->delete(); } ...
The best way to check if an object is empty is by using a utility function like the one below. function isEmpty(obj) { for(var key in obj) { if(obj.hasOwnProperty(key)) return false; } return true; } So if you have an empty object, you can check whether it is empty by using...
Object.entries(objectToCheck) If it returns an empty array, it means the object does not have any enumerable property, which in turn means it is empty.Object.entries(objectToCheck).length === 0 You should also make sure the object is actually an object, by checking its constructor is ...
if(guess_password == list(password): - 任何代码示例 Request::old (1) password = sdf345 password.isalpha() (1) PHP | crypt(), password_hash() 函数 PHP | crypt(), password_hash() 函数(1) –>(转到)在C C ++中(1) >> c++(1) –>(转到)在C C++中(1)...
If the length of the object is 0, then the array is considered to be empty and the function will return TRUE. Else the array is not empty and the function will return False. Demonstration of checking if the array is empty using Javascript var fruitArr = new Array('Apple', 'Mango', ...
This is the weird case, the prop is set to expect an Array, because that is what you are returning in the Laravel response, but get an object if the array has associative keys, and guess what? If the array is empty you get an array!
$accountCheck =$this->accountCheck($account);if(!is_object($accountCheck)) {echojson_encode(array('success'=>false,'state'=>200,'errMsg'=>array('inputMsg'=>'用户不存在'),'no'=>1));exit; } $passwordCheck = Hash::check($password, $accountCheck->user->password);if($passwordCheck) ...
Laravel Version: 7.22.3 PHP Version: 7.4 Description: If Http::get('http://someurl')->json() is used and invalid json is sent it will always return null and with no way to check if the decoding of the json is valid. I ran into this issue...
class App { async dbconnect() { try { mongoose.connect("mongodb://127.0.0.2/test"); } catch (error) { console.log(errror); process.exit(1); } if (mongoose.connection.readyState == 2) { console.log(&# 浏览30提问于2018-12-21得票数 1 回答已采纳...