my $unicode_character_hexadecimal_string = '0x20ac';

##</code><code>##

    my $unicode_codepoint_integer
        = eval $unicode_character_hexadecimal_string;

##</code><code>##

    '0xE2 0x82 0xAC'

##</code><code>##

    'E2 82 AC'

##</code><code>##

    '0x62 0x02 0x2C'

##</code><code>##

    '62 02 2C'

##</code><code>##

    '11100010 10000010 10101100'

##</code><code>##

    '01100010 00000010 00101100'