<?php
class Database
{
private static $database;
private function __construct()
{
// Nothing
}
public static function getInstance()
{
if (!self::$database) {
self::$database = new Database();
}
return self::$database;
}
}
class BasicMath
{
public static function add($number1, $number2)
{
return $number1 + $number2;
}
}
var_dump(BasicMath::add(1, 2));
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- int(3)
preferences:
240.77 ms | 404 KiB | 330 Q