series.reset_index.md

description
Reset the index of a series.

Series.resetIndex

danfo.series.resetIndex(options)

Parameters	Type	Description	Default
options	Object	inplace: Boolean indicating whether to perform the operation inplace or not. Defaults to false	{ inplace:false}

resetIndex is useful when the index needs to be treated as a column, or when the index is meaningless and needs to be reset to default, before another operation.

Reset index to default values

{% tabs %} {% tab title="Node" %}

const dfd = require("danfojs-node")
let data = [20, 30, 40]
let sf = new dfd.Series(data, { index: ["a", "b", "c"] })
sf.print()

let sf_reset = sf.resetIndex()
sf_reset.print()

{% endtab %}

{% tab title="Browser" %}

{% endtab %} {% endtabs %}

{% tabs %} {% tab title="Output" %}

╔═══╤════╗
║ a │ 20 ║
╟───┼────╢
║ b │ 30 ║
╟───┼────╢
║ c │ 40 ║
╚═══╧════╝

╔═══╤════╗
║ 0 │ 20 ║
╟───┼────╢
║ 1 │ 30 ║
╟───┼────╢
║ 2 │ 40 ║
╚═══╧════╝

{% endtab %} {% endtabs %}

Reset index to new values in-place

{% tabs %} {% tab title="Node" %}

let data = [1, 2, 3, 4, 5, 6]
let sf = new dfd.Series(data, { index: ['a', 'b', 'c', 'd', 'e', 'f'] })
sf.print()

sf.resetIndex({ inplace: true })
sf.print()

{% endtab %}

{% tab title="Browser" %}

{% endtab %} {% endtabs %}

{% tabs %} {% tab title="Output" %}

╔═══╤═══╗
║ a │ 1 ║
╟───┼───╢
║ b │ 2 ║
╟───┼───╢
║ c │ 3 ║
╟───┼───╢
║ d │ 4 ║
╟───┼───╢
║ e │ 5 ║
╟───┼───╢
║ f │ 6 ║
╚═══╧═══╝

╔═══╤═══╗
║ 0 │ 1 ║
╟───┼───╢
║ 1 │ 2 ║
╟───┼───╢
║ 2 │ 3 ║
╟───┼───╢
║ 3 │ 4 ║
╟───┼───╢
║ 4 │ 5 ║
╟───┼───╢
║ 5 │ 6 ║
╚═══╧═══╝

{% endtab %} {% endtabs %}