Thanks, i understand you 
#INITIAL DATA
my @code_array = qw(
    7772344 2233421 TMW2222987 TMA2222333
    TMW9999988 AMQ8873332 AMQ1111877
);

my @test_suite = qw(
    2222987 7772344 TMW2222987
    TMD2222333 bbb TMA 111
);

#CODE
# this
print "Variant 1:\n";
for (@test_suite) {
    printf "%s is %s\n",
        $_,
        /^(?:\w{3})?\Q$_\E$/ ~~ @code_array ?
            'match' : 'not match';
}

# or that variant
print "\nVariant 2:\n";
for my $val (@test_suite) {
    printf "%s is %s\n",
        $val,
        (grep /^(?:\w{3})?\Q$val\E$/, @code_array) ?
            'match' : 'not match';
}

[download]
Resulting:

Variant 1:
2222987 is match
7772344 is match
TMW2222987 is match
TMD2222333 is not match
bbb is not match
TMA is not match
111 is not match

Variant 2:
2222987 is match
7772344 is match
TMW2222987 is match
TMD2222333 is not match
bbb is not match
TMA is not match
111 is not match

In reply to Re^5: Array or Hash problem! by youlose
in thread Array or Hash problem! by Anonymous Monk

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