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<?php test(); function test(){ echo "Test works\r\n"; } //output: Test works $closure = function(){ closure_test(); function closure_test(){ echo "Closure test works\r\n"; } }; $closure();
based on C38ZU
Output for 7.0.0 - 7.1.0
Test works Fatal error: Uncaught Error: Call to undefined function closure_test() in /in/YpRV9:12 Stack trace: #0 /in/YpRV9(18): {closure}() #1 {main} thrown in /in/YpRV9 on line 12
Process exited with code 255.
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
Test works Fatal error: Call to undefined function closure_test() in /in/YpRV9 on line 12
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/YpRV9 on line 11
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 in /in/YpRV9 on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/YpRV9 on line 11
Process exited with code 255.