getting data with data setp
data newclass(keep=first_name sex weight yearborn); set sashelp.class(drop=height rename=(name=first_name)); yearborn=year(date())-age; if yearborn >2002; run;
Data specifies the target data set. Keep option specifies columns to print to target.
Set specifies source data set. Drop specifies columns not to take. Rename renames name to first_name.
Yearborn is a calculated implicit numeric variable (column).
Filter and implicit output data with
if for pupils born after 2002.