joerg@Marvin:~> '/home/joerg/bytes_pragma.pl'
[1] is_utf8() returns: false
[1] length() returns:  1 (no bytes)
[1] length() returns:  1 (use bytes)
[1] actual size is:    1
[2] is_utf8() returns: false
[2] length() returns:  2 (no bytes)
[2] length() returns:  2 (use bytes)
[2] actual size is:    2
[3] is_utf8() returns: true
[3] length() returns:  1 (no bytes)
[3] length() returns:  3 (use bytes)
Wide character in print at /home/joerg/bytes_pragma.pl line 42.
[3] actual size is:    3
[4] is_utf8() returns: false
[4] length() returns:  3 (no bytes)
[4] length() returns:  3 (use bytes)
[4] actual size is:    3
[5] is_utf8() returns: true
[5] length() returns:  1 (no bytes)
[5] length() returns:  2 (use bytes)
[5] actual size is:    1
[6] is_utf8() returns: true
[6] length() returns:  2 (use bytes)
[6] actual size is:    2