How do you recognize an empty line?

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dmfwlansejr
dmfwlansejr 2022-11-8
回答： Walter Roberson 2022-11-8
Hi-
How do you recognize an empty line?
There is actual data after the blank line in the file
be shown below..
____________________________________
sada
sa
sd
◀ This is empty line
abc123
cde357
.
.
.
.
___________________________________
Thanks!

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回答（2 个）

Marcel
Marcel 2022-11-8
编辑：Marcel 2022-11-8
I think there are many ways to check this.
you can try to check in many ways. just take a look at the example below. be creative :p
code untested.
if line == "" |
line == " " |
isempty(line) == 1 |
strlength(line) == 0
% line was empty
end
Walter Roberson
Walter Roberson 2022-11-8
Check isempty(strtrim(LINE))

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