Method AddColumn

mutate_column.go:61–80

AddColumn to datatable with a serie of T

(name string, ctyp ColumnType, opt ...ColumnOption)

// AddColumn to datatable with a serie of T
func (t *DataTable) AddColumn(name string, ctyp ColumnType, opt ...ColumnOption) error {
	var options ColumnOptions
	for _, o := range opt {
		o(&options)
	}

	// create serie based on ctyp
	sr, err := newColumnSerie(ctyp, options)
	if err != nil {
		return errors.Wrap(err, ErrCreateSerie.Error())
	}

	return t.addColumn(&column{
		name:     strings.TrimSpace(name),
		typ:      ctyp,
		serie:    sr,
		hidden:   options.Hidden,
		formulae: strings.TrimSpace(options.Expr),
	})
}

// RenameColumn to rename a column
func (t *DataTable) RenameColumn(old, name string) error {