DataFrame.add
Get Addition of DataFrame and other, element-wise (binary operator add).
danfo.DataFrame.add(other, option)
Parameters
Type
Description
Default
other
DataFrame, Series, Array or Scalar
Object to add with
option
Object
{
axis: 0 for row, 1 for column.
inplace: Boolean indicating whether to perform the operation inplace or not. Defaults to false
}
{
axis: 1,
inplace: false
}
Examples
Addition of scalar to DataFrame along default axis 1
const dfd = require("danfojs-node")
let data = {
"Col1": [10, 45, 56, 10],
"Col2": [23, 20, 10, 24]
}
let df = new dfd.DataFrame(data)
let df_new = df.add(2)
df_new.print()╔═══╤═══════════════════╤═══════════════════╗
║ │ Col1 │ Col2 ║
╟───┼───────────────────┼───────────────────╢
║ 0 │ 12 │ 25 ║
╟───┼───────────────────┼───────────────────╢
║ 1 │ 47 │ 22 ║
╟───┼───────────────────┼───────────────────╢
║ 2 │ 58 │ 12 ║
╟───┼───────────────────┼───────────────────╢
║ 3 │ 12 │ 26 ║
╚═══╧═══════════════════╧═══════════════════╝Addition of Series to DataFrame along axis 0
Addition of DataFrame to a DataFrame
Addition of Array to DataFrame along axis 0
Addition works inplace
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