Turn on debug mode.
Used for debugging, this function sets a trace debug aid for the specified function. Each time the function is run, the trace appears and prints the result of the function.
NOTE Use untrace to turn off the trace debugging aid.
Example
| Code | Returns |
|---|---|
| (trace fname) |
FNAME Sets trace aid for FNAME function. |
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Programming Overview of LISP (LISt Processing) Language
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