I too have read about File::Slurp and how it's supposed to be super fast. However, check this out: 
using read function
0.684900999069214
0.681570053100586
0.680304050445557
0.675194025039673
0.684563159942627
0.686581134796143

File::Slurp
1.57559299468994
1.5706889629364
1.5739688873291
1.5618691444397
1.56290698051453
1.58691692352295

[download]
That's using the same test as above, replacing 
open(FILE,"<$file") || die $!;
my $data = do { local $/; <FILE> };
close(FILE);

[download]
with
my $data = read_file($file);

[download]

In reply to Re^2: Speed reading (files) by kwaping
in thread Speed reading (files) by kwaping

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