Date calculation

S

splenda

I want an expression to calculate "same perior previous year". For instance,
if I am using Sept.04 data in October, I want compare Sept.04 totals with
Sept.03 totals. Any suggestions.
 
S

Sunny

dToday = DATE()
dLastMonth = DATE() - DAY(DATE())
dLastYear = GOMONTH(dLastMonth,-12)
 
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