public function set(array $strs)
    {
        if (!empty($strs)) {
            foreach ($strs as $_str) {
                $this->add($_str);
            }
        }
        return $this;
    }
public function set(array $strs)
    {
        if (!empty($strs)) {
            foreach ($strs as $_str) {
                $this->add($_str);
            }
        }
        return $this;
    }
public function set ( array $ strs ) { if ( ! empty ( $ strs ) ) { foreach ( $ strs as $ _str ) { $ this -> add ( $ _str ) ; } } return $ this ; }
Set a strings stack to build page header title

@param array $strs An array of title strings
@return self
@see self::add()
Set a strings stack to build page header title