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<?php namespace Foo { interface FooInterface { public function foo(string $str); } } namespace Bar { use Foo\FooInterface; class BarClass implements FooInterface { public function foo(string $str) { } } if (version_compare(PHP_VERSION, '7.0', '<')) { function type_hint($code, $error) { if (strpos($error, 'string, string') !== false) { return true; } if (strpos($error, 'int, integer') !== false) { return true; } if (strpos($error, 'bool, boolean') !== false) { return true; } if (strpos($error, 'float, double') !== false) { return true; } return false; } } set_error_handler('type_hint', E_RECOVERABLE_ERROR); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: set_error_handler(): Argument #1 ($callback) must be a valid callback or null, function "type_hint" not found or invalid function name in /in/Jnclu:44 Stack trace: #0 /in/Jnclu(44): set_error_handler('type_hint', 4096) #1 {main} thrown in /in/Jnclu on line 44
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: set_error_handler(): Argument #1 ($callback) must be a valid callback or null, function "type_hint" not found or invalid function name in /in/Jnclu:44 Stack trace: #0 /in/Jnclu(44): set_error_handler('type_hint', 4096) #1 {main} thrown in /in/Jnclu on line 44
Process exited with code 255.
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
Warning: set_error_handler() expects the argument (type_hint) to be a valid callback in /in/Jnclu on line 44
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.21
Fatal error: Declaration of Bar\BarClass::foo() must be compatible with Foo\FooInterface::foo(Foo\string $str) in /in/Jnclu on line 16
Process exited with code 255.
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