public function removeColumn($name)
    {
        unset($this->columns[$name]);
        if ($this->last_column == $name) {
            $this->last_column = null;
        }

        return $this;
    }
public function removeColumn($name)
    {
        unset($this->columns[$name]);
        if ($this->last_column == $name) {
            $this->last_column = null;
        }

        return $this;
    }
public function removeColumn ( $ name ) { unset ( $ this -> columns [ $ name ] ) ; if ( $ this -> last_column == $ name ) { $ this -> last_column = null ; } return $ this ; }
Remove column from grid.

@param string $name

@return $this
Remove column from grid .