thanks. So that'll be why this bit of code returns the following 
#!/usr/bin/perl

$w=2.315;
$x=2.3150141;
$y=sprintf("%.2f", $w);
$z=sprintf("%.2f", $x);

print "$w rounded is $y\n";
print "$x rounded is $z\n";

[download]
2.315 rounded is 2.31
2.3150141 rounded is 2.32

In reply to Re^2: sprintf and decimals by nosbod
in thread sprintf and decimals by nosbod

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