winform导入excel或者csv

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if (txt01.Text != "")
{
this.lbzhantie.Items.Clear();
this.dtzhuanhuo.Rows.Clear();
if (txt01.Text.Contains(".xls"))
{
try
{
string strConn;
// strConn = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + txt01.Text + ";Extended Properties=‘Excel 8.0;HDR=False;IMEX=1‘";
strConn = "Provider=Microsoft.ACE.OLEDB.12.0;" + "Data Source=" + txt01.Text + ";" + "Extended Properties=‘Excel 12.0;HDR=False;IMEX=1‘;";
OleDbConnection OleConn = new OleDbConnection(strConn);
OleConn.Open();
String sql = "SELECT * FROM [Sheet1$]";

OleDbDataAdapter OleDaExcel = new OleDbDataAdapter(sql, OleConn);
DataSet OleDsExcle = new DataSet();
OleDaExcel.Fill(OleDsExcle, "Sheet1");
// OleConn.Close();

DataTable dt = OleDsExcle.Tables["Sheet1"];
//增加到表中
int count = 0;
this.lbzhantie.Items.Clear();
for (int i = 0; i < dt.Rows.Count; i++)
{
if (dt.Rows[i][18].ToString() == "3")
{

//if (dt.Rows[i][3].ToString().Contains(","))
//{
// string[] upscode = dt.Rows[i][3].ToString().Split(‘,‘);
// foreach (string j in upscode)
// {
// this.lbzhantie.Items.Add(dt.Rows[i][2] + " " + j);

// }

//}
//else
//{
// this.lbzhantie.Items.Add(dt.Rows[i][2] + " " + dt.Rows[i][3].ToString());
//}
this.lbzhantie.Items.Add(dt.Rows[i][1].ToString());
lbcount.Visible = true;
lbcount.Text = "Paste: " + (lbzhantie.Items.Count);

}

if (dt.Rows[i][2].ToString() != "" && dt.Rows[i][2] != null)
{
string line = dt.Rows[i][5].ToString().ToUpper();
//if (line == "C")
//{
// line = "D";
//}
int num = Convert.ToInt32(alb.SelectAWBList1234(dt.Rows[i][1].ToString()));
if (num == 0)
{
//新增客编、备注、运单状态
SqlServerHelper sqlhelper1 = new SqlServerHelper();
string sqlstr = string.Format("insert into test() values (‘{0}‘,‘{1}‘,‘{2}‘,‘{3}‘,‘{4}‘,‘{5}‘,‘{6}‘,‘{7}‘,‘{8}‘,‘{9}‘,‘{10}‘,‘{11}‘,‘{12}‘,‘{13}‘,‘{14}‘,‘{15}‘,‘{16}‘,‘{17}‘,‘{18}‘,‘{19}‘)",
dt.Rows[i][1],
dt.Rows[i][2],
dt.Rows[i][10],
dt.Rows[i][11],
dt.Rows[i][16],
line,
dt.Rows[i][6].ToString().Replace("‘", ""),
dt.Rows[i][7],
dt.Rows[i][4],
dt.Rows[i][12],
dt.Rows[i][13],
dt.Rows[i][9],
dt.Rows[i][3].ToString().Replace("，", ","),
dt.Rows[i][0],
dt.Rows[i][17],
dt.Rows[i][18],
dt.Rows[i][19],
dt.Rows[i][20].ToString().Trim(),
dt.Rows[i][15],
dt.Rows[i][6].ToString().Replace("‘", ""));

sqlhelper1.ExecuteCommand(sqlstr.ToString());
count++;
}
// string test = dt.Rows[i][17].ToString();

}
}
MessageBox.Show("总共" + Convert.ToInt32(dt.Rows.Count - 1) + "条数据 " + count + "条上传成功 " + Convert.ToInt32(dt.Rows.Count - 1 - count) + "条重复记录");
}
catch (Exception err)
{
MessageBox.Show("数据绑定Excel失败!失败原因：" + err.Message, "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);

}
}
else
{
int js = 0;
string alldata = "";
using (System.IO.StreamReader sr = new System.IO.StreamReader(txt01.Text, System.Text.Encoding.Default))
{
alldata = sr.ReadToEnd();

}

if (alldata.Length > 10)
{
string[] linedataS = null;
string linedata = "";

linedataS = alldata.Split(‘\n‘);
SqlServerHelper sqlhelper = new SqlServerHelper();
for (int j = 1; j < linedataS.Length - 1; j++)
{
linedata = linedataS[j];

string[] sCol = linedata.Split(‘,‘);
if (sCol[18].ToString() == "3")
{

this.lbzhantie.Items.Add(sCol[1].ToString());
lbcount.Visible = true;
lbcount.Text = "count: " + (lbzhantie.Items.Count);

}
string test = sCol[1].ToString();
if (sCol[2] != "" && sCol[2] != null)
{
string line = sCol[5].ToUpper();
int count = Convert.ToInt32(alb.SelectAWBList1234(sCol[1]));
if (count == 0)
{
SqlServerHelper sqlhelper1 = new SqlServerHelper();
try
{
//StringBuilder sql = new StringBuilder(200);
StringBuilder sql = new StringBuilder(500);
sql.Append("insert into test() values(");

sql.Append("‘");
sql.Append(sCol[1]);

sql.Append("‘,‘");
sql.Append(sCol[2]);

sql.Append("‘,‘");
sql.Append(sCol[10].Replace("‘",""));

sql.Append("‘,‘");
sql.Append(sCol[11]);

sql.Append("‘,‘");
sql.Append(sCol[16]);

sql.Append("‘,‘");
sql.Append(line);

sql.Append("‘,‘");
sql.Append(sCol[6].ToString().Replace("‘", "‘"));

sql.Append("‘,‘");
sql.Append(sCol[7]);

sql.Append("‘,‘");
sql.Append(sCol[4]);

sql.Append("‘,‘");
sql.Append(sCol[12]);

sql.Append("‘,‘");
sql.Append(sCol[13]);

sql.Append("‘,‘");
sql.Append(sCol[9]);

sql.Append("‘,‘");
sql.Append(sCol[3].ToString().Replace("，", ","));

sql.Append("‘,‘");
sql.Append(sCol[0]);
sql.Append("‘,‘");
sql.Append(sCol[17]);

sql.Append("‘,‘");
sql.Append(sCol[18]);

sql.Append("‘,‘");
sql.Append(sCol[19]);

sql.Append("‘,‘");
sql.Append(sCol[20].ToString().Trim());

sql.Append("‘,‘");
sql.Append(sCol[15]);

sql.Append("‘,‘");
sql.Append(sCol[6].ToString().Replace("‘", "‘"));

sql.Append("‘)");

string temp = sql.ToString();
sqlhelper1.ExecuteCommand(sql.ToString());
js++;

}
catch (Exception ex)
{
continue;
}
}
}

}
}
MessageBox.Show(js + "条上传成功");

}

}
else
{
MessageBox.Show("Please choose excel file！");
}

winform导入excel或者csv

标签：

原文地址：http://www.cnblogs.com/panjuan/p/4757660.html