imperative / any
Representation
Collected by Craig S. Miller — Interview, Steve Jost
Shows how variables are updated with assignments.
| PL | NM |
|---|---|
| variable | table heading |
| value | last element listed in the column |
Variable values and their assignment.
To demonstrate what happens when a variable is assigned another value. Helpful for demonstrating how to effectively swap values between two variables.
Requires that the instructor explains that only the bottom value is stored in the variable.
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A notional machine is a pedagogic device to assist the understanding of some aspect of programs or programming.
