They should all be similar enough that it shouldn't matter. Note in particular: 

$ perl -MO=Deparse -e '$line = readline(*STDIN)'
$line = <STDIN>;
-e syntax OK

[download]
If you are really concerned about it, you should be using read() or sysread() instead.

-sauoq
"My two cents aren't worth a dime.";

In reply to Re: Fastest way to get input from a filehandle by sauoq
in thread Fastest way to get input from a filehandle by jesuashok

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