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run code in 150+ php & hhvm versions
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<?php $num = base_convert("ffffffffffffffff",16,2); $arr = str_split($num); for ($i=0,$max = count($arr)-1; $i <=$max; $i++) { $arr[$i] = ($arr[$i] == '1')? '0' : '1'; } $str = join('',$arr); $converted = base_convert($str,2,10); $result = bcadd($converted, 1); var_dump(-$result);
Output for 5.0.0 - 5.5.28, 5.5.31 - 5.5.33, 5.5.35 - 5.6.12, 5.6.16 - 5.6.19, 5.6.21 - 7.0.4, 7.0.6 - 7.1.0
float(-1.844674407371E+19)
Output for 7.0.5
Fatal error: Uncaught Error: Call to undefined function bcadd() in /in/Uo24p:10 Stack trace: #0 {main} thrown in /in/Uo24p on line 10
Process exited with code 255.
Output for 5.5.29 - 5.5.30, 5.5.34, 5.6.13 - 5.6.15, 5.6.20
Fatal error: Call to undefined function bcadd() in /in/Uo24p on line 10
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/Uo24p on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/Uo24p on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/Uo24p on line 3