| description | Adds new row to the end of a DataFrame |
|---|
danfo.DataFrame.append(values, index, options) [source]
| Parameters | Type | Description | Default |
|---|---|---|---|
| values | Array, Series or DataFrame | Value to append to the DataFrame | |
| index | Array | The new index value(s) to append to the Series. Must contain the same number of values asnewValues as they map 1 - 1. |
|
| options | Object | Optional parameters inplace: Boolean indicating whether to perform the operation inplace or not. Defaults to false |
{ inplace : false } |
{% tabs %} {% tab title="Node" %}
let data = [[0, 2, 4, "b"],
[360, 180, 360, "a"],
[2, 4, 6, "c"]]
let df = new dfd.DataFrame(data)
df.print()
let new_df = df.append([[20, 40, 60, "d"]], [3])
new_df.print(){% endtab %}
{% tab title="Browser" %}
{% endtab %} {% endtabs %}
{% tabs %} {% tab title="Output" %}
βββββ€ββββββββββββββββββββ€ββββββββββββββββββββ€ββββββββββββββββββββ€ββββββββββββββββββββ
β β 0 β 1 β 2 β 3 β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 0 β 0 β 2 β 4 β b β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 1 β 360 β 180 β 360 β a β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 2 β 2 β 4 β 6 β c β
βββββ§ββββββββββββββββββββ§ββββββββββββββββββββ§ββββββββββββββββββββ§ββββββββββββββββββββ
βββββ€ββββββββββββββββββββ€ββββββββββββββββββββ€ββββββββββββββββββββ€ββββββββββββββββββββ
β β 0 β 1 β 2 β 3 β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 0 β 0 β 2 β 4 β b β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 1 β 360 β 180 β 360 β a β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 2 β 2 β 4 β 6 β c β
βββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββΌββββββββββββββββββββ’
β 3 β 20 β 40 β 60 β d β
βββββ§ββββββββββββββββββββ§ββββββββββββββββββββ§ββββββββββββββββββββ§ββββββββββββββββββββ
{% endtab %} {% endtabs %}