utf8->latin1->utf8 sample: '¥¯§±©' match=no utf8->1252->utf8 sample: '¥¯§±©' match=no utf8->1256->utf8 sample: 'ط¥ط¯ط§ط±ط©' match=no mb convert CP1252 sample: 'ط¥ط¯ط§ط±ط©' match=no mb convert ISO-8859-1 sample: 'ط¥ط¯ط§ط±ط©' match=no bad hex: d8b7c2a5d8b7c2afd8b7c2a7d8b7c2b1d8b7c2a9 good hex: d8a5d8afd8a7d8b1d8a9