3v4l.org

run code in 500+ PHP versions simultaneously
<?php Class abc{ // create a class public static $a; static function getsize() { return ++self::$a; //increment a static variable } static function setsize($n) { self::$a = $n; // set size of static variable } } abc::setsize(100); // set value of static variable echo abc::getsize(); //call getsize function output is 100 but it must be 101
Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
101

preferences:
92.08 ms | 1914 KiB | 4 Q