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Excel to SQL and DataGrid via DataTable
using IronXL;
using System;
using System.Data;

// Supported for XLSX, XLS, XLSM, XLTX, CSV and TSV
WorkBook workBook = WorkBook.Load("sample.xlsx");

// Select default sheet
WorkSheet workSheet = workBook.DefaultWorkSheet;

// Convert the worksheet to DataTable
DataTable dataTable = workSheet.ToDataTable(true);

// Enumerate by rows or columns first at your preference
foreach (DataRow row in dataTable.Rows)
{
    for (int i = 0 ; i < dataTable.Columns.Count ; i++)
    {
        Console.Write(row[i]);
    }
}
Imports IronXL
Imports System
Imports System.Data

' Supported for XLSX, XLS, XLSM, XLTX, CSV and TSV
Dim workBook As WorkBook = WorkBook.Load("sample.xlsx")

' Select default sheet
Dim workSheet As WorkSheet = workBook.DefaultWorkSheet

' Convert the worksheet to DataTable
Dim dataTable As DataTable = workSheet.ToDataTable(True)

' Enumerate by rows or columns first at your preference
For Each row As DataRow In dataTable.Rows
    For i As Integer = 0 To dataTable.Columns.Count - 1
        Console.Write(row(i))
    Next
Next
NuGet Download
PM > Install-Package IronXL.Excel
Excel to SQL and DataGrid via DataTable

Excel to SQL and DataGrid via DataTable

Convert XLSX, XLS, XLSM, XLTX, CSV and TSV files to a System.Data.DataTable for full interoperability with System.Data.SQL or to populate a DataGrid.

Input true to ToDataTable method to set the first row as column names of the table. The DataTable can populate a DataGrid.

Learn to Export DataTable to Excel in C#
View on GitHub

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