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<?php class Counter implements Countable { public function count() { var_dump(func_get_arg(0)); return count($this->data); } } $counter = new Counter; count($counter, COUNT_RECURSIVE);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Return type of Counter::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/jIFCo on line 4 Fatal error: Uncaught ValueError: func_get_arg(): Argument #1 ($position) must be less than the number of the arguments passed to the currently executed function in /in/jIFCo:6 Stack trace: #0 /in/jIFCo(6): func_get_arg(0) #1 [internal function]: Counter->count() #2 /in/jIFCo(12): count(Object(Counter), 1) #3 {main} thrown in /in/jIFCo on line 6
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Fatal error: Uncaught ValueError: func_get_arg(): Argument #1 ($position) must be less than the number of the arguments passed to the currently executed function in /in/jIFCo:6 Stack trace: #0 /in/jIFCo(6): func_get_arg(0) #1 [internal function]: Counter->count() #2 /in/jIFCo(12): count(Object(Counter), 1) #3 {main} thrown in /in/jIFCo on line 6
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Warning: func_get_arg(): Argument 0 not passed to function in /in/jIFCo on line 6 bool(false) Notice: Undefined property: Counter::$data in /in/jIFCo on line 7 Warning: count(): Parameter must be an array or an object that implements Countable in /in/jIFCo on line 7
Output for 7.3.32 - 7.3.33
Warning: func_get_arg(): Argument 0 not passed to function in /in/jIFCo on line 6 bool(false) Warning: count(): Parameter must be an array or an object that implements Countable in /in/jIFCo on line 7
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Warning: func_get_arg(): Argument 0 not passed to function in /in/jIFCo on line 6 bool(false) Notice: Undefined property: Counter::$data in /in/jIFCo on line 7
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
Warning: func_get_arg(): Argument 0 not passed to function in /in/jIFCo on line 6 bool(false) Notice: Undefined property: Counter::$data in /in/jIFCo on line 7
Output for 5.0.5
Fatal error: Interface 'Countable' not found in /in/jIFCo on line 2
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Countable' not found in /in/jIFCo on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/jIFCo on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/jIFCo on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/jIFCo on line 2
Process exited with code 255.

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