This allows you to specify the assumed character set of all text strings. If you specify
standard ASCII character codes in the range from 0 to 127 are valid. You can easily find a table of ASCII characters
on the internet. The option
utf8 is a special Unicode text encoding and it allows you to specify
characters of nearly all languages in use today. We suggest you use a text editor with the capability to export text
to UTF8 to generate input files. You can find more information, including tables with codes of valid characters on the Unicode
website The last possible option is to use a system specific character set. For details about the
character set option refer to the platform specific documentation.