3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test1 { public static function testStaticMethod() { static $num = 0; $num++; echo __METHOD__ . $num . PHP_EOL; } } Test1::testStaticMethod(); if (true) { class Test2 extends Test1 { } } Test2::testStaticMethod(); Test2::testStaticMethod(); if (true) { class Test3 extends Test1 { } } Test3::testStaticMethod(); Test3::testStaticMethod();
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Test1::testStaticMethod1 Test1::testStaticMethod2 Test1::testStaticMethod3 Test1::testStaticMethod4 Test1::testStaticMethod5
Output for 7.1.25 - 7.1.31, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Test1::testStaticMethod1 Test1::testStaticMethod2 Test1::testStaticMethod3 Test1::testStaticMethod2 Test1::testStaticMethod3
preferences:
132.67 ms | 412 KiB | 6 Q