$ perl -Mdiagnostics -Mwarnings -e " open erase, '>', 'NUL'; print era
+se 1"
Unquoted string "erase" may clash with future reserved word at -e line 1 (#1)
(W reserved) You used a bareword that might someday be claimed as a
reserved word. It's best to put such a word in quotes, or capitalize it
somehow, or insert an underbar into it. You might also declare it as a
subroutine.
It is best to avoid BAREWORD filehandles and 2 argument open, see
perlintro
use autodie;
open my($erase), '>', 'lol.txt';
print $erase "LOL";
close $erase;
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