function setMerge($first_row, $first_col, $last_row, $last_col)
    {
        if (($last_row < $first_row) || ($last_col < $first_col)) {
            return;
        }
        // don't check rowmin, rowmax, etc... because we don't know when this
        // is going to be called
        $this->_merged_ranges[] = array($first_row, $first_col, $last_row, $last_col);
    }
function setMerge($first_row, $first_col, $last_row, $last_col)
    {
        if (($last_row < $first_row) || ($last_col < $first_col)) {
            return;
        }
        // don't check rowmin, rowmax, etc... because we don't know when this
        // is going to be called
        $this->_merged_ranges[] = array($first_row, $first_col, $last_row, $last_col);
    }
function setMerge ( $ first_row , $ first_col , $ last_row , $ last_col ) { if ( ( $ last_row < $ first_row ) || ( $ last_col < $ first_col ) ) { return ; } // don't check rowmin, rowmax, etc... because we don't know when this
 // is going to be called
 $ this -> _merged_ranges [ ] = array ( $ first_row , $ first_col , $ last_row , $ last_col ) ; }
Sets a merged cell range

@access public
@param integer $first_row First row of the area to merge
@param integer $first_col First column of the area to merge
@param integer $last_row  Last row of the area to merge
@param integer $last_col  Last column of the area to merge
Sets a merged cell range