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<?php $num = base_convert("fffffffffffffffe",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); $converted = '0x'.$str; $result = bcadd($converted, "1",0); var_dump(-$result);
Output for 8.0.2 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught ValueError: bcadd(): Argument #1 ($num1) is not well-formed in /in/7J2DZ:10 Stack trace: #0 /in/7J2DZ(10): bcadd('0x1111111111111...', '1', 0) #1 {main} thrown in /in/7J2DZ on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.5, 7.3.32 - 7.3.33, 7.4.26, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function bcadd() in /in/7J2DZ:10 Stack trace: #0 {main} thrown in /in/7J2DZ on line 10
Process exited with code 255.
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.32, 8.0.0 - 8.0.1
Warning: bcadd(): bcmath function argument is not well-formed in /in/7J2DZ on line 10 int(-1)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.35, 5.6.21 - 5.6.28, 7.0.6 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31
int(-1)
Output for 5.5.0 - 5.5.34, 5.6.0 - 5.6.20
Fatal error: Call to undefined function bcadd() in /in/7J2DZ on line 10
Process exited with code 255.
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/7J2DZ</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/7J2DZ</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/7J2DZ</b> on line <b>3</b><br />

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