Generates random char within a specified range.
function ibec_RandomChar(MinOrdValue, MaxOrdValue : integer): string;
ibec_RandomChar returns a random char within the range MinOrdValue ⇐ X ⇐ MaxOrdValue.
execute IBEBlock returns (cout varchar(1)) as begin i = 0; while (i < 100) do begin cout = ibec_RandomChar(1, 255); i = i + 1; suspend; end end