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Yes that's true, but I find that in most cases %equal works just as well:

setll (field1: field2) file1;
if not %equal(file1);
... no data
endif;

dow (1=1);

On 11/12/2019 9:37 AM, Jon Paris wrote:
+1

Always prefer this approach because EOF on the first read represents a different condition (unexpected/error) whereas EOF on the second and subsequent reads is expected - in fact positively desirable!


On Nov 11, 2019, at 11:08 PM, Roger Harman <roger.harman@xxxxxxxxxxx> wrote:

Well, not trying to (re)start the top/middle-tested loop argument, but I've always preferred this...

setll (field1: field2) file1;
reade (field1: field2) file1;
dow NOT %eof(file1);


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