关于c#c 读取csv数据据缺失的问题

C锛冭鍙朿sv鏂囦欢缁欏嚭浜嗕笉鏄竴涓湁鏁堢殑璺緞-c#,oledb-CodeGo.net
C锛冭鍙朿sv鏂囦欢缁欏嚭浜嗕笉鏄竴涓湁鏁堢殑璺緞
濂藉惂锛屾垜蹇呴』澶卞幓鎴戜技涔庢棤娉曡鍙栥俢sv鏂囦欢銆備娇鐢ㄤ笅闈㈢殑杩炴帴瀛楃涓
var fileName = string.Format("{0}{1}", AppDomain.CurrentDomain.BaseDirectory, "Uploads\\countrylist.csv");
string connectionString = string.Format(@"Provider=Microsoft.Jet.OLEDB.4.0; Data Source={0}; Extended Properties=""HDR=YES;FMT=Delimited""", fileName);
OleDbConnection oledbConn = new OleDbConnection(connectionString);
oledbConn.Open();
瀹冩彁渚涗簡浠ヤ笅閿欒銆 'D锛歕\ arrgh \\ arrgh \\涓婁紶\\ countrylist.csv'涓嶆槸涓涓湁鏁堢殑璺緞銆傝纭繚璺緞姝g‘鎷煎啓鍜屾偍杩炴帴鍒版枃浠跺瓨鏀剧殑鏈嶅姟鍣ㄣ
浣嗚鏂囦欢鏄瓨鍦ㄧ殑锛屾垜宸茬粡鍥涙鏌ユ嫾鍐欍傛槸鍚︽湁鐗瑰埆璁稿彲锛屾垜蹇呴』缁欏畠锛熸庝箞鍔烇紵锛燂紵
鏈枃鍦板潃 锛欳odeGo.net/85060/
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1. 濂藉惂锛屾垜鎸栦簡涓涓繙涓鐐癸紝浼间箮鎴戠殑杩炴帴瀛楃涓叉槸閿欒鐨勩備娇鐢–SV鏂囦欢锛屼綘涓嶆寚瀹氬畠鎵灞炵殑瀹為檯鏂囦欢锛屼絾璇ョ洰褰曪紝渚嬪锛氥
var fileName = string.Format("{0}{1}", AppDomain.CurrentDomain.BaseDirectory, "Uploads\\");
string connectionString = string.Format(@"Provider=Microsoft.Jet.OLEDB.4.0; Data Source={0}; Extended Properties=""HDR=YES;FMT=Delimited""", fileName);
OleDbConnection oledbConn = new OleDbConnection(connectionString);
oledbConn.Open();
var cmd = new OleDbCommand("SELECT * FROM [countrylist.csv]", oledbConn);
鑰屼綘鍦⊿electCommand涓寚瀹氥傚涔堝鎬殑鍋氬畠鐨勬柟寮忋傚畠鐨勫伐浣滅幇鍦ㄣ
鎴戜竴涓狢SV瑙f瀽鍣紝鑰岃OLEDB鏁版嵁鎻愪緵绋嬪簭銆
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蹇熼槄璇荤殑CSV锛堟槗闈炲父閫傚悎澶у瀷鏁版嵁闆嗭級
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Using MyReader As New _
Microsoft.VisualBasic.FileIO.TextFieldParser("C:\testfile.txt")
MyReader.TextFieldType = FileIO.FieldType.Delimited
MyReader.SetDelimiters(",")
Dim currentRow As String()
While Not MyReader.EndOfData
currentRow = MyReader.ReadFields()
Dim currentField As String
For Each currentField In currentRow
MsgBox(currentField)
Catch ex As Microsoft.VisualBasic.FileIO.MalformedLineException
MsgBox("Line " & ex.Message & _
"is not valid and will be skipped.")
鍐嶆锛岃繖涓緥瀛愭槸鍦╒B.NET锛屼絾瀹冩槸寰笉瓒抽亾鐨勬妸瀹冪炕璇戜负C锛冦
鐨勬柟寮忓拰璺緞鏄
fullFilename = System.bine(folderfilepath, Filename);
鍦ㄤ綘鐨勪緥瀛愶細
var fileName = bine(AppDomain.CurrentDomain.BaseDirectory, @"Uploads\countrylist.csv");
濡傛灉D鐩樻槸涓涓┍鍔ㄥ櫒锛岄偅涔堜綘鍙兘闇瑕佺殑UNC璺緞锛
\\computerName\shareName\path\
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string connectionString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + fileName + ";Extended Properties=\"Excel 12.0;HDR=YES;IMEX=1;\"";
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鏈枃鏍囬 锛欳锛冭鍙朿sv鏂囦欢缁欏嚭浜嗕笉鏄竴涓湁鏁堢殑璺緞
鏈枃鍦板潃 锛欳odeGo.net/85060/
Copyright 漏 2014 CodeGo.netC#读取csv文件内容到DataTable
int&intColCount&=&<span STYLE="CoLor: #;&
bool&blnFlag&=&true;&
DataTable&mydt&=&new&DataTable("myTableName");&
DataColumn&&
string&strpath&=&"";&//cvs文件路径
string&[]&&
System.IO.StreamReader&mysr&=&new&System.IO.StreamReader(strpath);&
while((strline&=&mysr.ReadLine())&!=&null)&
aryline&=&strline.Split(new&char[]{','});&
if&(blnFlag)&
blnFlag&=&false;&
intColCount&=&aryline.L&
for&(int&i&=&<span STYLE="CoLor: #;&i&&&aryline.L&i++)&
mydc&=&new&DataColumn(aryline[i]);&
mydt.Columns.Add(mydc);&
mydr&=&mydt.NewRow();&
for&(int&i&=&<span STYLE="CoLor: #;&i&&&intColC&i++)&
mydr[i]&=&aryline[i];&
mydt.Rows.Add(mydr);&
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