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<?php declare(strict_types=1); function bar(int $foo): string { return $foo; } bar(123);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9
Fatal error: Uncaught TypeError: bar(): Return value must be of type string, int returned in /in/dtYQ9:7 Stack trace: #0 /in/dtYQ9(10): bar(123) #1 {main} thrown in /in/dtYQ9 on line 7
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Return value of bar() must be of the type string, int returned in /in/dtYQ9:7 Stack trace: #0 /in/dtYQ9(10): bar(123) #1 {main} thrown in /in/dtYQ9 on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: Return value of bar() must be of the type string, integer returned in /in/dtYQ9:7 Stack trace: #0 /in/dtYQ9(10): bar(123) #1 {main} thrown in /in/dtYQ9 on line 7
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Warning: Unsupported declare 'strict_types' in /in/dtYQ9 on line 3 Parse error: syntax error, unexpected ':', expecting '{' in /in/dtYQ9 on line 5
Process exited with code 255.

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