DO Loop

[swayto]

data work.sales;
do year=1 to 5;
X+1;
end;
run;

Want do know the difference between STOP and STORE values.

Is 5 the STOP value and 6 is the STORE value, i mine right?

[Kurt_Bremser]

---

@swayto wrote:

data work.sales;
do year=1 to 5;
X+1;
end;
run;

Want do know the difference between STOP and STORE values.

Is 5 the STOP value and 6 is the STORE value, i mine right?

---

Correct. In machine language, this do loop translates to this:

set year to 1
:start
if year > 5, jump to end
add 1 to x
add 1 to year
jump to start
:end

so the loop variable has to be in(de)cremented past the end value for the do loop to stop.