return empty($var);

return empty($var) ? true : false;

return $bool1 == $bool2;

 return (!empty($some) && check($some) == 2015? true : false);

if(!empty($some))
    return check($some) == 2015? true : false;
else
    return false;

if (!empty($some) && check($some) == 2015)
    return true;
else
    return false;

return $bool1 == $bool2;

$pagination = $pages > 1 ? limited_range($page, clamp($pages, 1, 9), 1, $pages) : array();

if(!empty($some)) {
    return check($some) == 2015;
} else {
    return false;
}

$pagination = $pages > 1 ? limited_range($page, clamp($pages, 1, 9), 1, $pages) : array();

$pagination = array();

if ($pages > 1) {
    $pagination = limited_range($page, clamp($pages, 1, 9), 1, $pages);
}

/**
 * Clamp a integer $int between $min and $max
 * 
 * @param int $x
 * @param int $min
 * @param int $max
 * @return int
 */
function clamp ($int, $min, $max) {
    $int = max($int, $min);
    
    return min($int, $max);
}

/**
 * Create a limited sequence
 * 
 * @param int $center
 * @param int $limit
 * @param int $min
 * @param int $max
 * @return int
 */
function limited_range ($center, $limit, $min, $max) {
    if ($limit < 1) {
        return array();
    }
    
    $range = array();
    $half  = intval($limit / 2);
    
    $start = clamp($center - $half, $min + 1, $max - 1);
    $end   = clamp($center + $half, $min + 1, $max);
    
    for ($i = $start; $i < $end; $range[] = $i, $i ++);
    
    array_unshift($range, (int)$min);
    array_push($range, (int)$max);
    
    return $range;
}

/**
 * Generates pagination array
 * 
 * @param int $total - Total of rows/items
 * @param int $items - Items per page
 * @param int $page  - Page
 * @return array
 */
function pagination_generate ($total, $items, $page) {
    $offset = $total > $items ? ($page - 1) * $items : 0;
    
    $pages = ceil($total / $items);
    $page  = clamp($page, 1, $pages);
    
    $limit = clamp($pages, 1, 9);
    $pagination = limited_range($page, $limit, 1, $pages);
    
    $limit = intval($items - $offset % $items);
    
    return compact('offset', 'pages', 'page', 'pagination', 'limit');
}