Convert DataGridView to HTML Table

Whenever you want to convert the data in DataGridView you can use the following method , the process is very easy , put this method in any common class in your application an call it , it will return a string contain the HTML Table.

public static string ConvertToHtmlTable(DataGridView targetTable)
{
    string myHtmlFile = "";

    if (targetTable == null)
    {
        throw new System.ArgumentNullException("targetTable");
    }

    var myBuilder = new StringBuilder();

    myBuilder.Append("<html>");
    myBuilder.Append("<head>");
    myBuilder.Append("<title>");
    myBuilder.Append("Page-");
    myBuilder.Append(Guid.NewGuid().ToString());
    myBuilder.Append("</title>");
    myBuilder.Append("</head>");
    myBuilder.Append("<body>");
    myBuilder.Append("<table border='1px' cellpadding='5' cellspacing='0' ");
    myBuilder.Append("style='border: solid 1px Silver;'>");

    myBuilder.Append("<tr align='left' valign='top'>");

    foreach (DataGridViewColumn myColumn in targetTable.Columns)
    {
        if (CanExport(myColumn.HeaderText))
        {
            myBuilder.Append("<td align='left' valign='top'>");
            myBuilder.Append(myColumn.HeaderText);
            myBuilder.Append("</td>");
        }
    }

    myBuilder.Append("</tr>");

    //Add the data rows.
    foreach (DataGridViewRow myRow in targetTable.Rows)
    {
        myBuilder.Append("<tr align='left' valign='top'>");

        foreach (DataGridViewColumn myColumn in targetTable.Columns)
        {
            if (CanExport(myColumn.HeaderText))
            {
                myBuilder.Append("<td align='left' valign='top'>");
                myBuilder.Append(myRow.Cells[myColumn.HeaderText].Value.ToString());
                myBuilder.Append("</td>");
            }
        }

        myBuilder.Append("</tr>");
    }

    //Close tags.
    myBuilder.Append("</table>");
    myBuilder.Append("</body>");
    myBuilder.Append("</html>");

    //Get the string for return.
    myHtmlFile = myBuilder.ToString();

    return myHtmlFile;
}