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Public DataTable GetDataTablefromExcel(string fileName,string tableName )
{
string connStr = "Provider=Microsoft.ACE.OLEDB.12.0; Persist Security Info=False;Extended Properties=Excel 8.0; data source=Îļþ·¾¶"
string sql = "SELECT * from [" + tableName + "]";
OleDbConnection conn = ne ......