description |
---|
Obtain the index position of a searched character in a String |
danfo.Series.str.search(str, options) [source]
Parameters | Type | Description | Default |
---|---|---|---|
str | String | the string to search for | "" |
options | Object | inplace: Whether to perform the operation in-place or not. | { inplace: false } |
Returns:
**** return Series: Series of index position
Example
obtain the index position for a character
{% 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.search("S").print()
{% endtab %}
{% tab title="Browser" %}
{% endtab %} {% endtabs %}
{% tabs %} {% tab title="Output" %}
╔═══╤══════════════════════╗
║ │ 0 ║
╟───┼──────────────────────╢
║ 0 │ -1 ║
╟───┼──────────────────────╢
║ 1 │ 8 ║
╟───┼──────────────────────╢
║ 2 │ -1 ║
╟───┼──────────────────────╢
║ 3 │ 2 ║
╚═══╧══════════════════════╝
{% endtab %} {% endtabs %}
Obtain the index position for a searched word
{% tabs %} {% tab title="Node" %}
const dfd = require("danfojs-node")
let data = ['lower city ', ' CAPITALS city', ' this is a sentence', ' SwAp CaSe']
let sf = new dfd.Series(data)
sf.str.search("city").print()
{% endtab %}
{% tab title="Browser" %}
{% endtab %} {% endtabs %}
{% tabs %} {% tab title="Output" %}
╔═══╤══════════════════════╗
║ │ 0 ║
╟───┼──────────────────────╢
║ 0 │ 6 ║
╟───┼──────────────────────╢
║ 1 │ 10 ║
╟───┼──────────────────────╢
║ 2 │ -1 ║
╟───┼──────────────────────╢
║ 3 │ -1 ║
╚═══╧══════════════════════╝
{% endtab %} {% endtabs %}