Error after changing to PHP 7.2

HaiND wrote: 2: with problem line 747
you can edit from line 737 to line 747

for ($col = 0; $col < $cols; $col++) {
$colw = $this->items[$pid]->megaparams->get('colw' . ($col + 1), 0);
if (!$colw)
$colw = $this->items[$pid]->megaparams->get('colw');
if (is_null($colw) || !is_numeric($colw))
$colw = $this->getParam('megacss3-colwidth', 200);
//$colw = 200;
if (is_null($colw) || !is_numeric($colw))
$colw = 200;
$width += $colw;
}

edit:

for ($col = 0; $col < $cols; $col++) {
$colw = $this->items[$pid]->megaparams->get('colw' . ($col + 1), 0);
if (!$colw){
$colw = $this->items[$pid]->megaparams->get('colw');
}
if (is_null($colw) || !is_numeric($colw)){
$colw = $this->getParam('megacss3-colwidth', 200);
}
//$colw = 200;
if (is_null($colw) || !is_numeric($colw)){
$colw = 200;
}
$width += $colw;
}

Hope it will help you
Thanks

(int)$width = 0;

if (!$width) {
    (int)$width = 0;
    for ($col = 0; $col < $cols; $col++) {
        $colw = $this->items[$pid]->megaparams->get('colw' . ($col + 1), 0);
        if (!$colw)
            $colw = $this->items[$pid]->megaparams->get('colw');
        if (is_null($colw) || !is_numeric($colw))
            $colw = $this->getParam('megacss3-colwidth', 200);
            //$colw = 200;
        if (is_null($colw) || !is_numeric($colw))
            $colw = 200;
        $width += $colw;
    }
}