<?php
$a = 65;
$b = ~$a + 1; // get 2s complement
echo $b,"\n";
printf("0x%x\n\n",$b);
$c = base_convert($b,10,2);
echo $c,"\n";
$i = intval($c,2);
echo $i;
- Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- -65
0xffffffffffffffbf
Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/b7bph on line 6
1000001
65
- Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
- -65
0xffffffffffffffbf
1000001
65
preferences:
165.97 ms | 403 KiB | 226 Q