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Skip Navigation LinksHome»Documentation»Reference»Extreme.Data.Text»DelimitedTextFile Class»Methods»ReadDataFrame Method Overloads»ReadDataFrame(R) Method (String, String, Boolean, DelimitedTextOptions)

DelimitedTextFileReadDataFrameR Method (String, String, Boolean, DelimitedTextOptions)

Extreme Optimization Numerical Libraries for .NET Professional
Reads a data frame from a file in delimited text format.

Namespace:  Extreme.Data.Text
Assembly:  Extreme.Data (in Extreme.Data.dll) Version: 3.1.0
Syntax

C#
VB
C++
F#
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public static DataFrame<R, string> ReadDataFrame<R>(
	string path,
	string keyColumn,
	bool dropKeyColumn = true,
	DelimitedTextOptions options = null
)
Public Shared Function ReadDataFrame(Of R) ( 
	path As String,
	keyColumn As String,
	Optional dropKeyColumn As Boolean = true,
	Optional options As DelimitedTextOptions = Nothing
) As DataFrame(Of R, String)
public:
generic<typename R>
static DataFrame<R, String^>^ ReadDataFrame(
	String^ path, 
	String^ keyColumn, 
	bool dropKeyColumn = true, 
	DelimitedTextOptions^ options = nullptr
)
static member ReadDataFrame : 
        path : string * 
        keyColumn : string * 
        ?dropKeyColumn : bool * 
        ?options : DelimitedTextOptions 
(* Defaults:
        let _dropKeyColumn = defaultArg dropKeyColumn true
        let _options = defaultArg options null
*)
-> DataFrame<'R, string> 

Parameters

path
Type: SystemString
The path to the file.
keyColumn
Type: SystemString
The name of the column that contains the column keys.
dropKeyColumn (Optional)
Type: SystemBoolean
If , the key column is not included in the returned data frame.
options (Optional)
Type: Extreme.Data.TextDelimitedTextOptions
A DelimitedTextOptions object that specifies the options to use when reading the file.

Type Parameters

R
The element type of the key column.

Return Value

Type: DataFrameR, String
The data frame that was read from the file pointed to by path.
Exceptions

ExceptionCondition
FileNotFoundException The specified file does not exist.
KeyNotFoundException

A column named keyColumn was not found in the file.

See Also

Reference

DelimitedTextFile Class
ReadDataFrame Overload
Extreme.Data.Text Namespace

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