how to convert data from datatable to list in c#?
14324
['private static List<T> ConvertDataTable<T>(DataTable dt)', '{', 'List<T> data = new List<T>();', 'foreach (DataRow row in dt.Rows)', '{', 'T item = GetItem<T>(row);', 'data.Add(item);', '}']
221867
['datatable. select() will give you an array of DataRow, but you already have it from using the For Each Row activity.', "Even if you pass just row to the Add Data Row activity, it'll give you an error, because that row belongs to another table ( ExtractDataTable3 )."]
110557
['Pass data from enclosing View to Partial View.', 'Pass data to Partial View using ViewBag / ViewData.', 'Pass data to Partial View using TempData.', 'Pass data to Partial View using strongly typed model.']
1241886
['In the function, first we create the array with named entries called dataToSend.', 'Somewhere on the webpage we call this javascript function with some example data consisting of 4 values of different types: “John”, 3, 75.6 and 63.9.']
1451203
['Exact numeric: bit, tinyint, smallint, int, bigint, decimal, numeric, money and smallmoney.', 'Approximate numeric: Read and float.', 'Date and time: date, DateTime, datetime2, datetimeoffset, smalldatetime, time.', 'Character strings:char, varchar, text.']
1067186
['string message = string.Empty;', 'foreach (DataGridViewRow row in dataGridView1.Rows)', 'bool isSelected = Convert.ToBoolean(row.Cells["checkBoxColumn"].Value);', 'MessageBox.Show("Selected Values" + message);']
677005
['First find the value from datatable that particular column value by using "Datarow[ ] results = Datatable.Select("[ColB]=\'your value\'")', 'The above step will return “Datarow[ ]”', 'Iterate with Datarow[ ] by using For-each activity with Type Argument=System.']
462278
['Each line contains one row.', 'On each line, values are separated by the column delimiter that you specify in the Extract Data window.', 'Character data, binary data, and date or time data values are delimited with the string delimiter that you specify in the Extract Data window.']
1015915
['Step 4.1: Drag “Get Row Item” activity and supply the desired fields to it. Ex: The DataRow Object. The Column Name. Step 4.2: ... ', 'Step 4.2: Drag “Message Box” activity to display the above-fetched value.', 'Step 4.3: Similarly, try doing it for another column available i.e. “ID”']
417673
['@foreach (var std in (List<string>)ViewData["Students"])', '//OR.', '@foreach (var std in (IEnumerable<string>)ViewData["Students"])']
1166105
['public static void ToCSV(this DataTable dtDataTable, string strFilePath)', '{', 'StreamWriter sw = new StreamWriter(strFilePath, false);', '//headers.', 'for (int i = 0; i < dtDataTable. Columns. Count; i++)', '{', 'sw. Write(dtDataTable. Columns[i]);', 'if (i < dtDataTable. Columns.']
155891
["Row index 0 data: var table = $('#example').DataTable(); var data = table.row( 0 ).data(); ... ", "Select a single row by id: var table = $('#example').DataTable(); var row = table.row('#row-42'); ... ", 'Select rows by class name: ... ', 'Get the data for a row that was clicked upon: ... ', 'Get data from rows in a jQuery instance:']
1319793
['OleDbConnection con = new OleDbConnection(connectionString);', 'con. Open();', 'for (int i = 0; dt. Rows. Count > i; i++)', '{', 'command = new SqlCommand("INSERT INTO WAHInvoice (UnitCode,CurrentMeterReading)', '}', 'con. Close();']
713455
JSF doesn't provide any functionality to export data from a <h:dataTable> into a specific format. You may use PrimeFaces (an external library) that has a <p:dataExporter> component that provides this functionality, check the demo.
195221
['Table is selected for view and is grayed. ... ', 'You can put the data either in an existing worksheet or a New worksheet.']
815516
['var rows = dt.AsEnumerable().Skip(0).Take(15);', 'string value = "CB123";', 'DataRow[] result = dt.Select("BOOKCODE like \'%" + value + "%\'");', '//foreach (var col in rows)', '//{', 'if (result.Count() > 0)', '{', 'MessageBox.Show("BookCode Not Found");']
1100926
NET, you only need two lines of core code to finish the import or export data from excel to datatable. One is to import an Excel file by the Load method: Workbook. LoadFromFile(string fileName); the other is to get the datasource displayed in datagridview by calling the method: DataTable Xlsworksheet.