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<?php function foo() : void { // } function bar() : void { return foo(); } bar();
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
Fatal error: A void function must not return a value in /in/erTeP on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.33
Fatal error: Uncaught TypeError: Return value of foo() must be an instance of void, none returned in /in/erTeP:6 Stack trace: #0 /in/erTeP(10): foo() #1 /in/erTeP(13): bar() #2 {main} thrown in /in/erTeP on line 6
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected ':', expecting '{' in /in/erTeP on line 3
Process exited with code 255.

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