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Appendix B 745
Expression Evaluator Functions
Expression Evaluator Features
CALC !A + 2
works. !A is really !B. That in turn yields a value of 2. The result is 2 + 2, which equals
4.
CALC “HPTIMEF‘
HPTIMEF
But,
CALC !HPTIMEF
CALC 8:26 AM
which produces an error.
On the other hand,
CALC “!HPTIMEF‘
is the same as
CALC “8:26 AM‘
which produces
8:26 AM