in reply to Re^3: create array of empty files and then match filenames
in thread create array of empty files and then match filenames

Oh thanks! I read loads of stuff on perldoc and still couldn't work out I had to read it from right to left to decrypt it. Thank you so much, great explanation.
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Re^5: create array of empty files and then match filenames
by msh210 (Monk) on Jan 12, 2016 at 18:32 UTC

    For reference, that -f thing is documented at -X. (It's hard to search for, is why I'm linking.)

    $_="msh210";$"=$\;@_=@{[split//,uc]}[2,0];$_="@_$\1";$\=$/;++$_[0]for$...1;print lc substr crypt($_,"@_"),1,6