MSI Plessey Check digit calculation
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am developing an windows application where i am using MSI plessey TTF font in this font i need to calculate check digit so how can i do that check digit calaculation
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am developing an windows application where i am using MSI plessey TTF font in this font i need to calculate check digit so how can i do that check digit calaculation
private string msiplessey(string abc) { string value = ""; string values = ""; string adds = ""; string evenvalues = ""; string evenval = ""; string evenadds = ""; string resultadd = ""; string fval = ""; long add = 0; long abcd; long evenadd = 0; long result; int checkvalue = 0; int finalresult; for (int i = abc.Length - 1; i > -1; i -= 2) { value += abc.Substring(i, 1); } for (int j = value.Length - 1; j >= 0; j--) { values += value.Substring(j, 1); } abcd = (Convert.ToInt64(values) * 2); string oddvalue = abcd.ToString(); for (int k = 0; k < oddvalue.Length; k++) { adds = oddvalue.Substring(k, 1); add = add + Convert.ToInt64(adds); } for (int l = abc.Length - 2; l > -1; l -= 2) { evenvalues += abc.Substring(l, 1); } for (int m = evenvalues.Length - 1; m >= 0; m--) { evenval += evenvalues.Substring(m, 1); } for (int n = 0; n < evenval.Length; n++) { evenadds = evenval.Substring(n, 1); evenadd = evenadd + Convert.ToInt64(evenadds); } result = add + evenadd; resultadd = result.ToString(); finalresult = Convert.ToInt32(resultadd.Length); fval = resultadd.Substring(finalresult - 1); checkvalue = (10 - (Convert.ToInt32(fval))); if (checkvalue == 10) { checkvalue = 0; } else { checkvalue = (10 - (Convert.ToInt32(fval))); } return checkvalue.ToString(); }