It won't affect your IO count but 

my $rec;foreach(@test){$rec.=$_."\n";}

[download]

Is much better coded as 

my $rec = join "\n", @test;

[download]

roughly 3 times faster on 1000 elements.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^5: How can you sysread an entire file? by BrowserUk
in thread How can you sysread an entire file? by NeilF

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