8.2 Cells

The module Cell contains procedures operating on cells.

IsCell

{Cell.is +X ?B}

tests whether X is a cell.

NewCell

{Cell.new X ?Cell}

returns a new cell with initial content X.

Exchange

{Cell.exchange +Cell X Y}

returns the current content of Cell in X, and sets the content of Cell to Y.

Access

{Cell.access +Cell X}

returns the current content of Cell in X.

Assign

{Cell.assign +Cell X}

sets the content of Cell to X.