When you need to process UTF-8 data, first convert the data to UTF-16 in a national data item. After processing the national data, convert it back to UTF-8 for output. For the conversions, use the intrinsic functions NATIONAL-OF and DISPLAY-OF, respectively. Use code page 1208 for UTF-8 data.
You need to do two steps to convert ASCII or EBCDIC data to UTF-8:
The following example converts Greek EBCDIC data to UTF-8:

related tasks
Converting to or from national (Unicode) representation