/**
* It adds parameters of passed object to the current list.
* Identical params in the current object would be overwritten
* by the new.
*
* @param TemplateParams object to be merged
* @return null
*/
function merge(TemplateParams $t)
{
foreach ($t->attr() as $k => $v) {
if ($v instanceof TemplateParam) {
$this->properties[$k] = $v;
}
}
}
