3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = <<<EOF <?php class a { const a = b::c; const b = b::d; } EOF; file_put_contents('/tmp/A.php', $a); $b = <<<EOF <?php class b { const c = a::b; const d = 1; } EOF; file_put_contents('/tmp/B.php', $b); spl_autoload_register(function($class) { require('/tmp/'. strtoupper($class) .'.php'); }); var_dump(A::a, A::b, B::c, B::d);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(1) int(1) int(1) int(1)
Output for 4.4.3 - 4.4.9, 5.1.0 - 5.1.1, 5.1.3 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/lTlKa on line 22
Process exited with code 255.
Output for 4.4.2, 5.1.2
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/lTlKa on line 24
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/lTlKa on line 22
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/lTlKa on line 22
Process exited with code 255.