array. Query now accepts only \Closure parameters instead of callable. Callables can be converted to closures using the new first-class array syntax in PHP 8.1. Query::execute() no longer runs results decorator array|\ArrayObject $array Some array value. */ public function foo($array) { } Anonymous Functions (Closures) Defining anonymous functions follows the PSR-12 [https://www.php-fig.org/psr/psr-12/] coding style virtual fields in the results of find(list). Customize Key-Value Output Lastly it is possible to use closures to access entity accessor methods in your list finds. // In your Authors Entity create a virtual

array|\ArrayObject $array Some array value. */ public function foo($array) { } Anonymous Functions (Closures) Defining anonymous functions follows the PSR-2 [https://www.php-fig.org/psr/psr-2/] coding style 'author.name' ])->contain(['Authors']); Customize Key-Value Output Lastly it is possible to use closures to access entity accessor methods in your list finds. // In your Authors Entity create a virtual { return in_array($value, ['admin', 'editor', 'author'], true); } } You can also use closures for validation rules: $validator->add('name', 'myRule', [ 'rule' => function ($data, $provider)

array|\ArrayObject $array Some array value. */ public function foo($array) { } Anonymous Functions (Closures) Defining anonymous functions follows the PSR-12 [https://www.php-fig.org/psr/psr-12/] coding style virtual fields in the results of find(list). Customize Key-Value Output Lastly it is possible to use closures to access entity accessor methods in your list finds. // In your Authors Entity create a virtual { return in_array($value, ['admin', 'editor', 'author'], true); } } You can also use closures for validation rules: $validator->add('name', 'myRule', [ 'rule' => function ($value, array

polymorphism through interfaces. value boxing and reflection through interfaces. pointers. function closures. methods. deferred function calls. type embedding. type deduction. memory safety. automatic garbage it can use the two variables directly. Such functions are called closures. In fact, all custom functions in Go can be viewed as closures. This is why Go functions are as flexible as many dynamic languages 2)) // false fmt.Println(isMultipleOf15(60)) // true } All functions in Go can be viewed as closures. This is why user experiences of all kinds of Go functions are so uniform and why Go functions are

polymorphism through interfaces. value boxing and reflection through interfaces. pointers. function closures. methods. deferred function calls. type embedding. type deduction. memory safety. automatic garbage it can use the two variables directly. Such functions are called closures. In fact, all custom functions in Go can be viewed as closures. This is why Go functions are as flexible as many dynamic languages 24 | fmt.Println(isMultipleOf15(60)) // true 25 | } All functions in Go can be viewed as closures. This is why user experiences of all kinds of Go functions are so uniform and why Go functions are

block. Narrowing and inner functions Because closures in Python are late-binding (https://docs.python- guide.org/writing/gotchas/#late-binding-closures), mypy will not narrow the type of a captured variable

block. Narrowing and inner functions Because closures in Python are late-binding (https://docs.python- guide.org/writing/gotchas/#late-binding-closures), mypy will not narrow the type of a captured variable

counter'], [partial(add, cnt), partial(show, cnt)]) hold() Of course, you can also use function closures to achieved the same: def main(): cnt = 0 def add(): nonlocal cnt cnt +=

counter'], [partial(add, cnt), partial(show, cnt)]) hold() Of course, you can also use function closures to achieved the same: def main(): cnt = 0 def add(): nonlocal cnt cnt +=

counter'], [partial(add, cnt), partial(show, cnt)]) hold() Of course, you can also use function closures to achieved the same: def main(): cnt = 0 def add(): nonlocal cnt cnt +=