<?php declare(strict_types=1); class Example { public readonly array $setOne; public readonly array $setTwo; public function __construct() { // Populate $setOne and $setTwo with a lot of data } public function doThing() { $map = [ 'one' => &$this->setOne, 'two' =>…
I am building a basic registration feature for a school project and keep getting an error when I try to check the username and password from a database. The idea is to have a user type in their login info…
For me this is unexpected, but I'm sure someone can explain why in this block of code the final item to be printed is 'four', so the sequence would be: onetwothreefourfiveonetwothreefourfour The first sequence passes by reference, this is a…
I've just started learning swift and was going to build this number-incrementing sample app to understand MVVM. I don't understand why is my number on the view not updating upon clicking the button. I tried to update the view everytime…
Why is the variable passed by reference not changed when the assignment is also made with a reference? function foo(&$x) { $y = 1; $x = &$y; } $bar = 0; foo($bar); echo $bar; //why is this not 1? This…