CsvWrite(DataTable, TextWriter, Char, IFormatProvider, IEnumerableString, String) Method

public static void Write(
	DataTable dataTable,
	TextWriter textWriter,
	char delimiter = ',',
	IFormatProvider? formatProvider = null,
	IEnumerable<string>? csvColumnNames = null,
	string? format = null
)

Public Shared Sub Write ( 
	dataTable As DataTable,
	textWriter As TextWriter,
	Optional delimiter As Char = ","C,
	Optional formatProvider As IFormatProvider = Nothing,
	Optional csvColumnNames As IEnumerable(Of String) = Nothing,
	Optional format As String = Nothing
)

public:
static void Write(
	DataTable^ dataTable, 
	TextWriter^ textWriter, 
	wchar_t delimiter = L',', 
	IFormatProvider^ formatProvider = nullptr, 
	IEnumerable<String^>^ csvColumnNames = nullptr, 
	String^ format = nullptr
)

static member Write : 
        dataTable : DataTable * 
        textWriter : TextWriter * 
        ?delimiter : char * 
        ?formatProvider : IFormatProvider * 
        ?csvColumnNames : IEnumerable<string> * 
        ?format : string 
(* Defaults:
        let _delimiter = defaultArg delimiter ','
        let _formatProvider = defaultArg formatProvider null
        let _csvColumnNames = defaultArg csvColumnNames null
        let _format = defaultArg format null
*)
-> unit 

Parameters

dataTable  DataTable

The DataTable whose content is written.

textWriter  TextWriter

The TextWriter to be used.

delimiter  Char  (Optional)

The field separator character.

formatProvider  IFormatProvider  (Optional)

The provider to use to format the value.

- or -

A null reference for InvariantCulture.

csvColumnNames  IEnumerableString  (Optional)

A collection of ColumnNames from dataTable that allows to select the DataColumns to export and to determine their order in the CSV file, or null to save the whole DataTable with its current column order.

Each item in this collection MUST be a ColumnName in dataTable.

format  String  (Optional)

A format String to use for all items that implement IFormattable.

- or -

A null reference to use the default format for each item.

For serialization ToString(String, IFormatProvider) is used if the item implements IFormattable, otherwise ToString.

When exchanging CSV data with Excel, the appropriate arguments can be determined with GetExcelArguments.

Reference