series.str.substring.md

description
Obtain the substring of each element in a series

Series.str.substring

danfo.Series.str.substring(startIndex, endIndex, options) [source]

Parameters	Type	Description	Default
startIndex	Number	specify the index to start obtaining the substring	0
endIndex	Number	specify the index to end the substring	1
options	Object	inplace: Whether to perform the operation in-place or not.	{ inplace: false }

Returns

**** return Series

Example

Obtain the substring from index 2 to index 4 of the string elements in a Series

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

const dfd = require("danfojs-node")

let data = ['lower part ', ' CAPITALS city', ' this is a sentence', '  SwAp CaSe']
let sf = new dfd.Series(data)
sf.str.substring(2, 4).print()

{% endtab %}

{% tab title="Browser" %}

{% endtab %} {% endtabs %}

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

╔═══╤══════════════════════╗
║   │ 0                    ║
╟───┼──────────────────────╢
║ 0 │ we                   ║
╟───┼──────────────────────╢
║ 1 │ AP                   ║
╟───┼──────────────────────╢
║ 2 │ hi                   ║
╟───┼──────────────────────╢
║ 3 │ Sw                   ║
╚═══╧══════════════════════╝

{% endtab %} {% endtabs %}