How about just 
@lines = <>;

[download]
Your second example is not reading from STDIN, by the way. You probably meant this: 
$ perl thiscode.pl < SOMEFILE.txt

[download]

Update: Your first example, using the pipe, is reading from STDIN.. but the magic diamond <> works for both named arguments (files listed) and STDIN.

In reply to Re: How to accept ARG from PIPE or STDIN? by moot
in thread How to accept ARG from PIPE or STDIN? by monkfan

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