How to double the data

[jamie0111]

I have a table ( l column and 2000 rows).

And I want to double 2000 rows.

The result should be 1column and 4000 rows.

But I can't find the function...

Any help and tips will be much appreciated. thanks . jamie.

[LaurieF · Accepted solution]

data want;
set have;
output;
output;
run;

[Yavuz]

Would you like to dublicate variables ? Could you explain what is the main aim please ?