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<?php declare(strict_types=1); // <-- strict types enabled function test (string $test) { var_dump($test); } $value = 5; // explicit test((string)$value); // implicit test($value);
Output for 7.3.0 - 7.3.1
string(1) "5" Fatal error: Uncaught TypeError: Argument 1 passed to test() must be of the type string, int given, called in /in/fralg on line 13 and defined in /in/fralg:3 Stack trace: #0 /in/fralg(13): test(5) #1 {main} thrown in /in/fralg on line 3
Process exited with code 255.
Output for 7.0.30 - 7.2.13
string(1) "5" Fatal error: Uncaught TypeError: Argument 1 passed to test() must be of the type string, integer given, called in /in/fralg on line 13 and defined in /in/fralg:3 Stack trace: #0 /in/fralg(13): test(5) #1 {main} thrown in /in/fralg on line 3
Process exited with code 255.
Output for hhvm-3.22.0
string(1) "5" Fatal error: Uncaught TypeError: Argument 1 passed to test() must be an instance of string, int given in /in/fralg:-1 Stack trace: #0 /in/fralg(-1): test() #1 {main}
Process exited with code 255.
Output for hhvm-3.18.5 - 3.21.3
string(1) "5" Fatal error: Uncaught TypeError: Argument 1 passed to test() must be an instance of string, int given in /in/fralg:5 Stack trace: #0 /in/fralg(13): test() #1 {main}
Process exited with code 255.
Output for 5.6.30
Warning: Unsupported declare 'strict_types' in /in/fralg on line 1 Catchable fatal error: Argument 1 passed to test() must be an instance of string, string given, called in /in/fralg on line 10 and defined in /in/fralg on line 3
Process exited with code 255.