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run code in 150+ php & hhvm versions
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<?php namespace f; function test() { test2(); } function test2() { print_r((debug_backtrace(0))); } function next($a) { return next($a); } test();
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => Array ( [file] => /in/UXIdB [line] => 6 [function] => f\test2 [args] => Array ( ) ) [1] => Array ( [file] => /in/UXIdB [line] => 17 [function] => f\test [args] => Array ( ) ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/UXIdB on line 3
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_STRING in /in/UXIdB on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UXIdB on line 3
Process exited with code 255.