Method CopyCell

tensor/table/table.go:691–723

Copy Cell CopyCell copies into cell at given column, row from cell in other table. It is robust to differences in type; uses destination cell type. Returns error if column names are invalid.

(column string, row int, cpt *Table, cpColNm string, cpRow int)

// It is robust to differences in type; uses destination cell type.
// Returns error if column names are invalid.
func (dt *Table) CopyCell(column string, row int, cpt *Table, cpColNm string, cpRow int) bool {
	ct := dt.ColumnByName(column)
	if ct == nil {
		return false
	}
	cpct := cpt.ColumnByName(cpColNm)
	if cpct == nil {
		return false
	}
	_, sz := ct.RowCellSize()
	if sz == 1 {
		if ct.IsString() {
			ct.SetString1D(row, cpct.String1D(cpRow))
		} else {
			ct.SetFloat1D(row, cpct.Float1D(cpRow))
		}
	} else {
		_, cpsz := cpct.RowCellSize()
		st := row * sz
		cst := cpRow * cpsz
		msz := min(sz, cpsz)
		if ct.IsString() {
			for j := 0; j < msz; j++ {
				ct.SetString1D(st+j, cpct.String1D(cst+j))
			}
		} else {
			for j := 0; j < msz; j++ {
				ct.SetFloat1D(st+j, cpct.Float1D(cst+j))
			}
		}
	}
	return true
}