User Guide

199
Modifying Data
Values
Figure 9-19
Calculating the length of time between two dates Step 3
E Enter YearsLastUp for the name of the result variable. Result variables cannot have
the sam
e name as an existing variable.
E Enter Y
ears since last upgrade as the label for the result variable. Variable labels for
result variables are optional.
E Leave the default selection of Create the variable now and click Finish to create the
new variable.
The new variable YearsLastUp, displayed in the Data Editor, is the integer number of
years be
tween the two dates. Fractional parts of a year have been truncated.