3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function a ($p_a) { function b ($p_b) { return "I'm 'b' with parameters a:$p_a and b:$p_b\n"; } return b($p_a); } echo b(1);
based on drnki
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function b() in /in/P5EUW:8 Stack trace: #0 {main} thrown in /in/P5EUW on line 8
Process exited with code 255.
Output for hhvm-3.12.0 - 3.13.2
Fatal error: Uncaught Error: Call to undefined function b() in /in/P5EUW:8 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0
Fatal error: Call to undefined function b() in /in/P5EUW on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: b() in /in/P5EUW on line 8
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: b() in /in/P5EUW on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: b() in /in/P5EUW on line 8