3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar { class Baz { function now() { return time(); } } } namespace { class Test { public static $now; function register() { $namespace = 'Foo\\Bar'; eval('namespace '.$namespace.' { function time() { return \\'.__CLASS__.'::$now ?: \time(); } }'); } } $b = new Foo\Bar\Baz(); $t = new Test(); $t->register(); Test::$now = 'xxx'; echo $b->now(); }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.30, 7.4.0 - 7.4.24, 8.0.0 - 8.0.11
xxx
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/qLOQX on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/qLOQX on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qLOQX on line 3
Process exited with code 255.

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