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<?php function addViaFor(array $numbers) { $sum = 0; foreach($numbers as $number) { $sum += $number; } return $sum; } function addViaWhile(array $numbers) { $sum = 0; while($numbers) { $sum += $numbers[0]; $numbers = array_shift($numbers); } return $sum; } function addViaRecursion(array $numbers) { // } echo addViaFor([3,5]) . "\r\n"; echo addViaWhile([4,7]) . "\r\n"; //echo addViaRecursion([5,2]) . "\r\n";
Output for 8.3.0 - 8.3.6
8 Warning: Trying to access array offset on int in /in/PchOZ on line 19 Fatal error: Uncaught TypeError: array_shift(): Argument #1 ($array) must be of type array, int given in /in/PchOZ:20 Stack trace: #0 /in/PchOZ(20): array_shift(4) #1 /in/PchOZ(32): addViaWhile(4) #2 {main} thrown in /in/PchOZ on line 20
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
8 Warning: Trying to access array offset on value of type int in /in/PchOZ on line 19 Fatal error: Uncaught TypeError: array_shift(): Argument #1 ($array) must be of type array, int given in /in/PchOZ:20 Stack trace: #0 /in/PchOZ(20): array_shift(4) #1 /in/PchOZ(32): addViaWhile(4) #2 {main} thrown in /in/PchOZ on line 20
Process exited with code 255.
Output for 7.4.0 - 7.4.33
8 Notice: Trying to access array offset on value of type int in /in/PchOZ on line 19 Warning: array_shift() expects parameter 1 to be array, int given in /in/PchOZ on line 20 4
Output for 7.3.0 - 7.3.33
8 Warning: array_shift() expects parameter 1 to be array, int given in /in/PchOZ on line 20 4
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
8 Warning: array_shift() expects parameter 1 to be array, integer given in /in/PchOZ on line 20 4
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/PchOZ on line 31
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/PchOZ on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/PchOZ on line 3
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/PchOZ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/PchOZ on line 3
Process exited with code 255.
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