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Setting Up Your SAS Session
Setting System Options


How the YEARCUTOFF= Option Works

When a two-digit year value is read, SAS software defaults to a year in the twentieth century. The default value of YEARCUTOFF= is 1920.


Default 100-year span

Date Expression Interpreted As
12/07/41 12/07/1941
18Dec15 18Dec2015
04/15/30 04/15/1930
15Apr95 15Apr1995


However, you can override the default and change the value of YEARCUTOFF=  to the first year of another 100-year span. For example, if you specify YEARCUTOFF=1950, then the 100-year span will be from 1950 to 2049.
     options yearcutoff=1950;

Using YEARCUTOFF=1950, dates are interpreted as shown below:


Modified 100-year span

Date Expression Interpreted As
12/07/41 12/07/2041
18Dec15 18Dec2015
04/15/30 04/15/2030
15Apr95 15Apr1995



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