DataFrame.index

The index (row labels) of the DataFrame.

danfo.DataFrame.index

Examples

Returns auto-generated index of a DataFrame

Node

const dfd = require("danfojs-node")

let data = {"A": [-20.1, 30, 47.3, -20],
            "B": [34, -4, 5, 6], 
            "C": [20, -20, 30, -40]}
let df = new dfd.DataFrame(data)

console.log(df.index);

Browser

Output

[0, 1, 2, 3]

Node

const dfd = require("danfojs-node")

let data = {"A": [-20.1, 30, 47.3, -20],
            "B": [34, -4, 5, 6], 
            "C": [20, -20, 30, -40]}
let df = new dfd.DataFrame(data, {index: ["r1", "r2", "r3", "r4"])

console.log(df.index);

Browser

Output

[ 'r1', 'r2', 'r3', 'r4' ]