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<?php function getRunningTotal(array $array) { $generator = function(array $array) { $total = 0; foreach ($array as $key => $value) { $total += $value; yield $key => $total; } }; return iterator_to_array($generator); } $a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]; var_dump(getRunningTotal($a));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: iterator_to_array(): Argument #1 ($iterator) must be of type Traversable|array, Closure given in /in/GT60Z:10 Stack trace: #0 /in/GT60Z(10): iterator_to_array(Object(Closure)) #1 /in/GT60Z(15): getRunningTotal(Array) #2 {main} thrown in /in/GT60Z on line 10
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught TypeError: iterator_to_array(): Argument #1 ($iterator) must be of type Traversable, Closure given in /in/GT60Z:10 Stack trace: #0 /in/GT60Z(10): iterator_to_array(Object(Closure)) #1 /in/GT60Z(15): getRunningTotal(Array) #2 {main} thrown in /in/GT60Z on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Argument 1 passed to iterator_to_array() must implement interface Traversable, instance of Closure given in /in/GT60Z:10 Stack trace: #0 /in/GT60Z(10): iterator_to_array(Object(Closure)) #1 /in/GT60Z(15): getRunningTotal(Array) #2 {main} thrown in /in/GT60Z on line 10
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Catchable fatal error: Argument 1 passed to iterator_to_array() must implement interface Traversable, instance of Closure given, called in /in/GT60Z on line 15 and defined in /in/GT60Z on line 10
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$key' (T_VARIABLE) in /in/GT60Z on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/GT60Z on line 7
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/GT60Z on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/GT60Z on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/GT60Z 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_ARRAY, expecting ')' in /in/GT60Z on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/GT60Z on line 2
Process exited with code 255.
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