สอบถามวิธีพิมพ์เลขยกกำลังในรายงาน Crystal report [ASP.NET]

stringvar s; // set this to your field
 
// set these next four values to the separators used in your code
 
stringvar subS:= '<sub>'; // beginning of a subscript
stringvar subE:= '</sub>'; // end of a subscript
stringvar supS:= '<sup>'; // beginning of a superscript
stringvar supE:= '</sup>'; // end of a superscript
 
// the syntax below does not need to be changed
 
// this part deals with subscript
stringvar array sa:= split(s, subS);
while numbervar i < ubound(sa) do
(
i:= i + 1;
stringvar t:= sa[i];
if instr(t, subE) > 0 then