SAS yymmdd10. Date Format

To format a date with the yymmdd10 format in SAS, you can format a date variable like ‘YYYY-MM-DD’.

data example;
    d = "14sep2022"d;
    put d yymmdd10.;
run;

// Log Output:
2022-09-14

If you want to format a date like ‘YYYY/MM/DD” then you can use yymmdds10 in a data step.

data example;
    d = "14sep2022"d;
    put d yymmdd10s.;
run;

// Log Output:
2022/09/14

When working with different variables in SAS, the ability to change formats easily is valuable.

One such case is if you have a date and want to format it differently.

A date format which is commonly used in real world applications is “YYYY-MM-DD”. This date format shows the full year, the month number and date separated by hyphens.

The SAS date format to get this date format is yymmdd10.

Below shows a simple example of formatting a date with yymmdd10. in a SAS data step.

data example;
    d = "14sep2022"d;
    put d yymmdd10.;
run;

// Log Output:
2022-09-14

If you want to format a date like ‘YYYY/MM/DD” then you can use yymmdds10. in a Data Step.

data example;
    d = "14sep2022"d;
    put d yymmdd10s.;
run;

// Log Output:
2022/09/14

Other Date Formats in SAS

There are a number of other date formats you can use in SAS to format date variables.

Below show you a bunch of different date formats and the resulting output in a SAS data step.

data example;
   d = "14sep2022"d;
   put d yymmdd2.;
   put d yymmdd3.;
   put d yymmdd4.;
   put d yymmdd5.;
   put d yymmdd6.;
   put d yymmdd7.;
   put d yymmdd8.;
   put d yymmdd10.;
   put d yyq.;
   put d yyq4.;
   put d yyq5.;
   put d yyq6.;
   put d yyq10.;
run;

// Log Output:
 22
  22
 2209
 22-09
 220914
  220914
 22-09-14
 2022-09-14
 2022Q3
 22Q3
  22Q3
 2022Q3
     2022Q3

Hopefully this article has been useful for you to learn how to use the SAS YYMMDD10 date format for formatting dates in SAS data steps.