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run code in 150+ php & hhvm versions
Bugs & Features
<?php function fibonacci($n,$first = 0,$second = 1) { $fib = [$first,$second]; for($i=1;$i<$n;$i++) { $fib[] = $fib[$i]+$fib[$i-1]; } return $fib; } echo "<pre>"; print_r(fibonacci(50));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<pre>Array ( [0] => 0 [1] => 1 [2] => 1 [3] => 2 [4] => 3 [5] => 5 [6] => 8 [7] => 13 [8] => 21 [9] => 34 [10] => 55 [11] => 89 [12] => 144 [13] => 233 [14] => 377 [15] => 610 [16] => 987 [17] => 1597 [18] => 2584 [19] => 4181 [20] => 6765 [21] => 10946 [22] => 17711 [23] => 28657 [24] => 46368 [25] => 75025 [26] => 121393 [27] => 196418 [28] => 317811 [29] => 514229 [30] => 832040 [31] => 1346269 [32] => 2178309 [33] => 3524578 [34] => 5702887 [35] => 9227465 [36] => 14930352 [37] => 24157817 [38] => 39088169 [39] => 63245986 [40] => 102334155 [41] => 165580141 [42] => 267914296 [43] => 433494437 [44] => 701408733 [45] => 1134903170 [46] => 1836311903 [47] => 2971215073 [48] => 4807526976 [49] => 7778742049 [50] => 12586269025 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/9rlgb on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/9rlgb on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/9rlgb on line 4
Process exited with code 255.