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<?php function test(ReflectionFunctionAbstract $rf) { var_dump($r->isClosure()); $dc = $r->getDeclaringClass(); var_dump($dc ? $dc->getName() : 'no declaring class'); $csc = $r->getClosureScopeClass(); var_dump($csc ? $csc->getName() : 'no closure scope class'); echo "\n\n"; } class C { function f() { return function($p) {}; } } $c = new C; $cl = $c->f(); // instantiate ReflectionFunction directly on closure $rf = new ReflectionFunction($cl); test($rf); // get ReflectionFunction via one of the initial ReflectionFunction's ReflectionParameter objects $rps = $rf->getParameters(); $rp = $rps[0]; test($rp->getDeclaringFunction());
based on boqrb
Output for 7.0.5 - 7.1.0
Notice: Undefined variable: r in /in/KVCRs on line 3 Fatal error: Uncaught Error: Call to a member function isClosure() on null in /in/KVCRs:3 Stack trace: #0 /in/KVCRs(20): test(Object(ReflectionFunction)) #1 {main} thrown in /in/KVCRs on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.4
Notice: Undefined variable: r in /in/KVCRs on line 3 Fatal error: Uncaught Error: Call to a member function isClosure() on unknown in /in/KVCRs:3 Stack trace: #0 /in/KVCRs(20): test(Object(ReflectionFunction)) #1 {main} thrown in /in/KVCRs on line 3
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: r in /in/KVCRs on line 3 Fatal error: Uncaught exception 'BadMethodCallException' with message 'Call to a member function isClosure() on a non-object (null)' in /in/KVCRs:3 Stack trace: #0 /in/KVCRs(20): test() #1 {main}
Process exited with code 255.
Output for 5.6.7 - 5.6.28
Notice: Undefined variable: r in /in/KVCRs on line 3 Fatal error: Call to a member function isClosure() on null in /in/KVCRs on line 3
Process exited with code 255.
Output for 5.3.0 - 5.5.35
Notice: Undefined variable: r in /in/KVCRs on line 3 Fatal error: Call to a member function isClosure() on a non-object in /in/KVCRs on line 3
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/KVCRs on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/KVCRs on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/KVCRs on line 2
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/KVCRs on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/KVCRs on line 2
Process exited with code 255.