file: job.t package: muf status: alpha
The rplacd function RePLACes the cDr of the given
cons cell with the given value. This is rplaca's
twin: Together, the two let you do arbitrarily awful
things to pre-existing List structures.
Pragmatics: Creating new Lists almost always produces
simpler, more reliable code than modifying existing Lists
using rplaca and rplacd: They are usually used
as an efficiency hack.
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