Core/Html/Bootstrap/Navbar/Navbar.php
public function isFluid($fluid = null)
    {
        if (isset($fluid)) {
            $this->fluid = (bool) $fluid;
            return $this;
        } else {
            return $this->fluid;
        }
    }
public function isFluid($fluid = null)
    {
        if (isset($fluid)) {
            $this->fluid = (bool) $fluid;
            return $this;
        } else {
            return $this->fluid;
        }
    }
public function isFluid ( $ fluid = null ) { if ( isset ( $ fluid ) ) { $ this -> fluid = ( bool ) $ fluid ; return $ this ; } else { return $ this -> fluid ; } }
Sets or gets fluid container flag.

@param bool $fluid

@return \Core\Html\Bootstrap\Navbar\Navbar|boolean
Sets or gets fluid container flag .