Php / OOP / Constructor - https://www.minte9.com/php/oop-class-constructor-122

index.php

<?php

/**
 * Define class constructor and ...
 * Display the constructor method name
 */
$obj = new A();

class A
{
    /**
     * SOLUTION
     */
    function __construct()
    {
        echo __METHOD__; // A::__construct
    }
}