Have you tried numeric comparison? Is that what you want? 
my ($s1, $s2) = qw(20055 020055);
print(($s1 == $s2) ? "equal\n" : "not equal\n");

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If you want to strip leading zeroes: 
s/^0*//;

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The PerlMonk tr/// Advocate

In reply to Re: Regex and leading zeros in numbers by Roy Johnson
in thread Regex and leading zeros in numbers by Anonymous Monk

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