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<?php function test(callable $a) {} $f = new ReflectionFunction('test'); $p = $f->getParameters(); var_dump($p[0]->getClass());
based on i2stu
Output for 5.4.0 - 7.1.0
NULL
Output for 5.0.3 - 5.3.29
Fatal error: Uncaught exception 'ReflectionException' with message 'Class callable does not exist' in /in/BiEF6:8 Stack trace: #0 /in/BiEF6(8): ReflectionParameter->getClass() #1 {main} thrown in /in/BiEF6 on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.2
Fatal error: Uncaught exception 'ReflectionException' with message 'Class callable does not exist' in /in/BiEF6:8 Stack trace: #0 {main} thrown in /in/BiEF6 on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/BiEF6 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/BiEF6 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/BiEF6 on line 3
Process exited with code 255.