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<?php function sum() { $list = array(); $prepare = function($value) use(&$prepare, &$list) { if (is_array($value)) { array_walk($value, $prepare, $list); $list = array_merge($list, $value); } $list[] = $value; }; $args = func_get_args(); array_walk($args, $prepare, $list); var_dump($list); return addition(0, $list); } function addition($sum, array &$list) { return empty($list) ? $sum : addition($sum + array_pop($list), $list); } $vars = range(1, 10); echo sum(array($vars), array(1));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(26) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) [10]=> int(1) [11]=> int(2) [12]=> int(3) [13]=> int(4) [14]=> int(5) [15]=> int(6) [16]=> int(7) [17]=> int(8) [18]=> int(9) [19]=> int(10) [20]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [21]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [22]=> array(1) { [0]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } } [23]=> int(1) [24]=> int(1) [25]=> array(1) { [0]=> int(1) } } Fatal error: Uncaught TypeError: Unsupported operand types: int + array in /in/F6vE9:23 Stack trace: #0 /in/F6vE9(19): addition(0, Array) #1 /in/F6vE9(27): sum(Array, Array) #2 {main} thrown in /in/F6vE9 on line 23
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
array(26) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) [10]=> int(1) [11]=> int(2) [12]=> int(3) [13]=> int(4) [14]=> int(5) [15]=> int(6) [16]=> int(7) [17]=> int(8) [18]=> int(9) [19]=> int(10) [20]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [21]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [22]=> array(1) { [0]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } } [23]=> int(1) [24]=> int(1) [25]=> array(1) { [0]=> int(1) } } Fatal error: Uncaught Error: Unsupported operand types in /in/F6vE9:23 Stack trace: #0 /in/F6vE9(19): addition(0, Array) #1 /in/F6vE9(27): sum(Array, Array) #2 {main} thrown in /in/F6vE9 on line 23
Process exited with code 255.
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
array(26) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) [10]=> int(1) [11]=> int(2) [12]=> int(3) [13]=> int(4) [14]=> int(5) [15]=> int(6) [16]=> int(7) [17]=> int(8) [18]=> int(9) [19]=> int(10) [20]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [21]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } [22]=> array(1) { [0]=> array(10) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) [6]=> int(7) [7]=> int(8) [8]=> int(9) [9]=> int(10) } } [23]=> int(1) [24]=> int(1) [25]=> array(1) { [0]=> int(1) } } Fatal error: Unsupported operand types in /in/F6vE9 on line 23
Process exited with code 255.
preferences:
224.56 ms | 404 KiB | 268 Q