Answering the question as asked, the answer is yes: 
#!/usr/bin/perl

use warnings;
use strict;

for (my $i = 0 ; $i < 9 ; $i = sprintf("%.1f", $i + 0.1)) {
   print "$i\n";
}

[download]

Although ikegami's answer is probably what you want.

In reply to Re: for loop with float by gloryhack
in thread for loop with float by RobertCraven

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