$positions = explode(',', $set[1]);
foreach ($positions as $position) {
$coords = explode('-', $position);
- for ($i = intval($coords[0]); $i <= intval($coords[1]); ++$i) {
- $text[$i] = ' ';
- }
+ $text = mb_substr($text, 0, $coords[0]).str_repeat(' ', $coords[1] - $coords[0] + 1).mb_substr($text, $coords[1] + 1);
}
}
}