3v4l.org

run code in 300+ PHP versions simultaneously
<?php test(); function test(){ echo 'Test works'; } //output: Test works $closure = function(){ closure_test(); function closure_test(){ echo 'Closure test works'; } }; $closure(); //expected output: Closure test works //actual output: Fatal error: Call to undefined function closure_test()
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Test works Fatal error: Uncaught Error: Call to undefined function closure_test() in /in/c7D6a:12 Stack trace: #0 /in/c7D6a(17): {closure}() #1 {main} thrown in /in/c7D6a on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Test works Fatal error: Call to undefined function closure_test() in /in/c7D6a on line 12
Process exited with code 255.
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_FUNCTION in /in/c7D6a on line 11
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_FUNCTION in /in/c7D6a on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/c7D6a on line 11
Process exited with code 255.

preferences:
197.45 ms | 401 KiB | 312 Q