in encode/php/src/EncodeUtil.php [50:62]
public static function pathEncode($raw)
{
if (empty($raw) || $raw === '/') {
return $raw;
}
$arr = explode('/', $raw);
$ret = '';
foreach ($arr as $i => $path) {
$str = self::percentEncode($path);
$ret .= "$str/";
}
return substr($ret, 0, -1);
}