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[英]how to read data from the 3 row from excel sheet and convert to datatable
[英]Read data from excel sheet
我的D驅動器中有一個名為“test”的excel表(ms excel 2010)。 我的數據如下
Id URL
1 http://www.sample.com/term=100898731%5Buid%5D&cmd=DetailsSearch&report=xml&format=text
2 http://www.sample.com/term==101120693%5Buid%5D&cmd=DetailsSearch&report=xml&format=text
3 http://www.sample.com/term==100893225%5Buid%5D&cmd=DetailsSearch&report=xml&format=text
...........continues ............
如何在C#中編碼以從excel表中逐個讀取這些URL並獲取“term =”之后的數值?
嘗試這個
System.Data.OleDb.OleDbConnection mCon;
mCon = new System.Data.OleDb.OleDbConnection();
mCon.ConnectionString = ("Provider=Microsoft.ACE.OLEDB.12.0;data source=" + pathOfFile + ";Extended Properties=\"Excel 12.0;HDR=YES\";");
System.Data.OleDb.OleDbCommand Command = new System.Data.OleDb.OleDbCommand();
DataTable DTable = new DataTable();
string strSelectQuery, mstrDBTable;
System.Data.OleDb.OleDbDataAdapter DataAdapter = new System.Data.OleDb.OleDbDataAdapter();
strSelectQuery = "SELECT * FROM [" + YourSheetName + "]";
// YourSheetName is the sheet in xls from where you want to load data e.g Sheet1$
if (mCon.State == ConnectionState.Closed)
{
mCon.Open();
}
DataAdapter = new System.Data.OleDb.OleDbDataAdapter(strSelectQuery, mCon);
DataAdapter.Fill(DTable );
mCon.Close();
現在您的Excel工作表位於數據表中,您可以遍歷該工作表來操作URL中的字符串值
編輯
獲取String
for(int i = 0; i<Dtable.Rows.Count;i++)
{
string str = Dtable.Rows[i][1].ToString();
string YourNumber = str.Substring((str.IndexOf('=') + 1), (str.IndexOf('%') - str.IndexOf('=')-1));
}
嘗試這個
string fileName = "Activity.xls";
savePath += fileName;
OleDbConnection conn= new OleDbConnection(@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Server.MapPath(savePath) + ";Extended Properties='Excel 12.0;HDR=YES'");
if (conn.State == ConnectionState.Closed)
conn.Open();
string query = "select * from [Sheet1$]";
OleDbDataAdapter da = new OleDbDataAdapter(query, conn);
DataSet ds = new DataSet();
da.Fill(ds, "Activities");
dt = ds.Tables[0];
conn.Close();
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