<?php
// calculate sum of ordinal values of chars
// starting from $start until the end of $str
function charsum($str, $start)
{
$sum = 0;
for ($i = $start, $max = strlen($str); $i < $max; ++$i) {
$sum += ord($str[$i]);
}
return $sum;
}
$str = 'hello world';
echo charsum($str, strpos($str, ' '));
$x = false;
echo $str[$x]; // sh/b h
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- 584
Warning: String offset cast occurred in /in/csmfq on line 18
h
- Output for 5.4.5 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
- 584
Notice: String offset cast occurred in /in/csmfq on line 18
h
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 7.3.32 - 7.3.33
- 584h
- Output for 5.4.0 - 5.4.4
- 584
Notice: String offset cast occured in /in/csmfq on line 18
h
- Output for 5.1.0
- Fatal error: fatal flex scanner internal error--end of buffer missed in /in/csmfq on line 18
Process exited with code 255.
preferences:
258.26 ms | 401 KiB | 424 Q