I'd use a global regex to extract just the digits directly into an array:

use warnings;
use strict;

my $string = 'MD:Z:4C3C7C0T2^T9C44';

my @nums = $string =~ /\d+/g;

print "$_\n" for @nums;

[download]

Output:

4
3
7
0
2
9
44

[download]

In reply to Re: Leading empty array elements after splitting by stevieb
in thread Leading empty array elements after splitting by Anonymous Monk

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