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READ.ME
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PROGRAM NAME: Difftime.FW and Sumtime.FW
DESCRIPTION: FRED user-defined functions for time calculations.
ISSUE: November, 1985
PAGE: 50
SOFTWARE VERSIONS: Framework, versions 1.0, 1.1
FUNCTION: The Difftime function takes two times as parameters and
returns the difference between them. The Sumtime function takes
as parameters the time and the number of hours and/or minutes to
be added and returns the result as a time.
FILES NEEDED: Difftime.FW
Sumtime.FW
SETUP INSTRUCTIONS:
Difftime: To use this function in a spreadsheet, bring the
Difftime frame onto the desk top and type @difftime(ref1,ref2) in
the cell where you want the result. @difftime will return the
difference between ref1 and ref2.
Sumtime: The parameters for this function are ref,h,m,s,[hh].
Ref is the cell to be evaluated; h is the number of hours to be
added to ref; m represents the number of minutes; s is the number
of seconds; and hh is an optional parameter to represent
hundredths of a second to be added.