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AddRowIndex implements Transformation

Read onlyYes

FinalYes

Interfaces

Transformation

Methods

__construct() : mixed
transform() : DataFrame

__construct()


    public
                    __construct([string $indexColumn = 'index' ][, StartFrom $startFrom = StartFrom::ZERO ]) : mixed

Parameters

$indexColumn : string = 'index'
$startFrom : StartFrom = StartFrom::ZERO

transform()


    public
                    transform(DataFrame $dataFrame) : DataFrame

Parameters

$dataFrame : DataFrame

Return values

DataFrame

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Table Of Contents
- Methods
Methods
- __construct()
- transform()