for (my $value = -1; $value <= 1; $value += 0.1) {
print "$value\n";
}
The result is as following:
-1
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
-1.38777878078145e-16
0.0999999999999999
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
But what I wanted is:
-1
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
Help! please!
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