Read Excel File C# To Datatable
C Read Data From Excel File This example shows how to read data from excel file using C. Create a oledb connectioncommand and adapter fields.
Follow this process.
Read excel file c# to datatable. Use WorksheetCellsExportDataTableAsString int int int int bool method to export data to a DataTable object. First the uploaded Excel file is saved to a folder named Files and then it is opened and read using OpenXml SpreadSheetDocument class object. Private DataTable ReadExcelFilestring sheetName string path using OleDbConnection conn new OleDbConnection DataTable dt new DataTable.
Reading excel file using C and ExcelDataReader I want to introduce you in a library that I usually used to read excel file in C. Its called ExcelDataReader its lightweight library for reading excel files. Use DataTable as the data source.
String HDR hasHeaders. Download Free Files API. If extrn xls.
If fileExtension xls connConnectionString ProviderMicrosoftJetOLEDB40Data Source Import_FileName Extended. Bool hasHeaders false. Read Excel Sheet Data into DataTable Here we are using OleDbConnection OleDbDataAdapter DataSet for doing these operations in an Excel file.
Firstly go to your solution explorer and click on add a reference. Easy_ReadXLSXActiveSheet_AsDataSet method for XLSX file - ExcelDocument. XlsIO supports importing or exporting data between worksheet and DataTable.
Public static DataTable ReadAsDataTablestring fileName DataTable dataTable new DataTable. Open and Read Excel file get Sheets name Columns name then add to Combobox fill data to Combobox based on Sheet name and Column name selected using ExcelD. Reading data from Excel file if the Excel file has only one sheet is the easiest approach.
Syncfusion Excel XlsIO library is aNET Excel library used to create read and edit Excel documents. ExcelAppApplication excelApp new ExcelAppApplication. String sheetName ConvertToStringdtSheetRows0 TABLE_NAME.
Using this library you can export Excel to DataTable in C VBNET. The imported Excel File data is then displayed in ASPNet GridView control. Importing Excel data to DataTable using OpenXml in ASPNet When the Import Button is clicked the following event handler is clicked.
You have to import SystemData in the project for doing these operations. Create method like to initialize oledb connection string. Download Free Files API.
I will not discuss more about it you can just to the github repository for the details about it. String fileExtension PathGetExtensionImport_FileName. For importing Excel to DataTable with Interop we have to references Excel namespace to the project.
Here is the code snippet which will help you to read convert Excel files to DataTable. Given this the using alias of Excel. To achive this firstly we need to add a reference to the dynamic link library for Excel which is called MicrosoftOfficeInteropExceldll.
Void InitializeOledbConnection string filename string extrn. In your controller you can add an action method UploadRewardsMembership which will read the excel file and convert the content into a data table. If sheetName null.
In C without using Excel Object we can insert edit delete select etc. Use Workbook class to load the Excel file. Get all Sheets in Excel File DataTable dtSheet oledbConnGetOleDbSchemaTableOleDbSchemaGuidTables null.
Select the worksheet you want to export in a Worksheet object. Public static DataTable exceldata string filePath DataTable dtexcel new DataTable. Here is steps to read all the records to datatable.
Easy_ReadXLSBActiveSheet_AsDataSet method for XLSB file. String Import_FileName path. How to upload Excel File and then read and import its data into DataSet or DataTable using C and VBNet in ASPNet Web Application.
The Excel data can be read with one single line of code using. In cell content of an Excel file using OLEDB. If filePathSubstring filePathLastIndexOf ToLower xlsx strConn ProviderMicrosoftACEOLEDB120Data Source filePath Extended.
C read Excel file. String connString. Then form the UploadRewardsMembership method you can call the repository method InsertFCReward to insert the data to the database.
