asp.net - error StartIndex cannot be less than zero -
hi guys new regex world think have code on have work can make modification code doing have find ticket number list of string got error length cannot less 0 add check when add check on got error startindex can not less 0 writing code details
my aspx.cs page:
using system.windows.forms; using system.data; namespace aqcconsolidator1 { public partial class form1 : form { private void btngetdata_click(object sender, eventargs e) { list<string> list = new list<string>(); list<string> list1 = new list<string>(); string history = @"rp/dca1s219c/dca1s219c sl/su 7feb13/2215z 8txsak 36 fa pax 125-7239038457/etba/07feb13/dca1s211e/49881134 /s4-5/p3 37 fa pax 125-7239038458/etba/07feb13/dca1s211e/49881134 /s4-5/p1 38 fa pax 125-7239038459/etba/07feb13/dca1s211e/49881134 /s4-5/p2 023 af/fa 125-7239038457/etba/07feb13/dca1s211e/49881134/ba 272 n 24jun sanlhr/ba 273 n 07aug lhrsan/macdorman/sam corbin(chd) 023 af/fa 125-7239038458/etba/07feb13/dca1s211e/49881134/ba 272 n 24jun sanlhr/ba 273 n 07aug lhrsan/loj/danuta isabella 023 af/fa 125-7239038459/etba/07feb13/dca1s211e/49881134/ba 272 n 24jun sanlhr/ba 273 n 07aug lhrsan/macdorman/jack henry 023 rf-rh cr-dca1s211e 49881134 gs 1003rh/ro-67ecdab1 dca1s2 10w 49592222 07feb0628z "; string histroy1 = @"rp/dca1s219c/dca1s219c sl/su 5apr13/2119z 23zebk 42 fa pax 220-7242648582-83/etlh/usd1166.75/04apr13/dca1s211e/4 9881134/s3-7/p1 43 fa pax 220-7242648584-85/etlh/usd1166.75/04apr13/dca1s211e/4 9881134/s3-7/p2 022 af/fa 220-7242636221-22/etlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/sabaheta(adt) 022 af/fa 220-7242636223-24/etlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/fejzo(adt) 022 rf-ws-nmc-us/wstngtng cr-nyc1s21dd 33895934 su 9999ws/ro -9c9482e6 nycw33tng 00000000 04apr0223z 022/033 xf/fa 220-7242636221-22/etlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/sabaheta(adt) 033 af/fa 220-7242636221-22/evlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ )>md rp/dca1s219c/dca1s219c sl/su 5apr13/2119z 23zebk lh1730 t 18jul mucsjj/tresnjo/sabaheta(adt) 033 rf-2g-nyc1s21sp/00102g cr-nyc1s21dd 33895934 gs 00102g/r o-67ed3fee nyc1s21sp 33608293 04apr0514z 022/034 xf/fa 220-7242636223-24/etlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/fejzo(adt) 034 af/fa 220-7242636223-24/evlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/fejzo(adt) 034 rf-2g-nyc1s21sp/00102g cr-nyc1s21dd 33895934 gs 00102g/r o-67ed3fee nyc1s21sp 33608293 04apr0514z 033/035 xf/fa 220-7242636221-22/evlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/sabaheta(adt) 034/035 xf/fa 220-7242636223-24/evlh/usd1166.75/03apr13/ nyc1s21dd/33895934/ou 341 s 13may sjjzag/lh6001 t 13may zagfra/lh 402 t 13may fraewr/lh7608 t 17jul ewrmuc/ lh1730 t 18jul mucsjj/tresnjo/fejzo(adt) string history2 = @"rp/dca1s219c/dca1s219c sl/su 9apr13/2223z 4yytr7 45 fa pax 257-7242858184/etos/usd736.23/08apr13/dca1s211e/49881 134/s3-6/p1 46 fa pax 257-7242858185/etos/usd736.23/08apr13/dca1s211e/49881 134/s3-6/p2 030 af/fa 257-7242215364/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/os 088 l 09jun jfkvie/os 847 l 10jun vietia/mbyeti/petraq( adt) 030 af/fa 257-7242215365/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/os 088 l 09jun jfkvie/os 847 l 10jun vietia/mbyeti/jorgjie( adt) 030 rf-ws-nmc-us/wstmtftp cr-dca1s219c 49881134 su 9999ws/ro -9ccf46ce tngw33tmt 00000000 07apr1829z 030/035 cf/fa 257-7242215364/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 088 l 09jun jfkvie/os 087 k 31may viejfk/os 847 l 10jun vietia/mbyeti/petraq( adt) 030/035 af/fa 257-7242215364/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/ mbyeti/petraq(adt) )>md rp/dca1s219c/dca1s219c sl/su 9apr13/2223z 4yytr7 030/035 cf/fa 257-7242215365/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 088 l 09jun jfkvie/os 087 k 31may viejfk/os 847 l 10jun vietia/mbyeti/jorgjie( adt) 030/035 af/fa 257-7242215365/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/ mbyeti/jorgjie(adt) 035 rf-p-nyc1s21sp/44744u cr-nyc1s21dd 33895934 gs 44744u/ro -67ec76d0 nyc1s21sp 33608293 08apr1143z 035/043 xf/fa 257-7242215364/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/ mbyeti/petraq(adt) 043 af/fa 257-7242215364/evos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/ mbyeti/petraq(adt) 043 rf-sg cr-dca1s211e 49881134 gs 0810sg/ro-67ecdab1 dca1s2 10w 49592222 08apr1217z 035/045 xf/fa 257-7242215365/etos/usd778.23/07apr13/dca1s219c/ 49881134/os 850 k 31may tiavie/os 087 k 31may viejfk/ mbyeti/jorgjie(adt) 045 af/fa 257-7242215365/evos/usd778.23/07apr13/dca1s219c/ list.add(history); list.add(histroy1); list.add(history2); list1.add(rtq); list1.add(rtq1); myclass1 mc = new myclass1(); datatable dt = mc.getnumber(list); } } }
class code::
using system.data; using system.text.regularexpressions; namespace aqcconsolidator1 { class myclass1 { string output; string subs; datatable dt = new datatable(); datarow dr = null; public datatable getnumber(list<string> request) { dt.columns.add("tickitnumber", typeof(string)); foreach (string data in request) { string item = data; while (item.trim() != "") { dr = dt.newrow(); int r1 = item.indexof("\r", 3); if(r1>0) { subs = item.substring(0, r1); } if (subs.contains("et")) { regex regexs = new regex(@"[0-9||-]{14}"); foreach (match m in regexs.matches(subs)) { output = m.tostring(); dr["tickitnumber"] = output; } dt.rows.add(dr); } item = item.substring(subs.length); r1 = item.indexof("\r\n", 0); item = item.substring(r1);///error in line startindex cannot less zero. } } return dt; } } }
try use
if(!string.isnullorempty(item)) { r1 = item.indexof(environment.newline, 0); if(r1 >0) item = item.substring(r1); }
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