CellGroup

CellGroup[{cell1,cell2,}]

gives an open group of cells that can appear in a Wolfram System notebook.

CellGroup[{cell1,cell2,},1]

gives a cell group in which only the first cell is open.

CellGroup[{cell1,cell2,},-1]

gives a cell group in which only the last cell is open.

CellGroup[{cell1,cell2,},{i1,i2,}]

gives a cell group in which cells i1, i2, are open.

Details

Examples

open allclose all

Basic Examples  (1)

Scope  (4)

You can nest one cell group within another:

Show only the first cell in the group:

Show only the second cell in the group:

Show only the first and last cells:

Possible Issues  (1)

By default, notebooks use automatic grouping that ignores CellGroup structures:

Introduced in 2007
 (6.0)