Series.sub
Return Subtraction of series and other, element-wise (binary operator sub).
danfo.Series.sub(other, options)
Parameters
Type
Description
Default
other
Series|int|
values
options
Object
inplace: Boolean indicating whether to perform the operation inplace or not. Defaults to false
{
inplace: false
}
Return: Series
Example
subtract from values of another series
Node
const dfd = require("danfojs-node")
let data1 = [30, 40, 3, 5]
let data2 = [1, 2, 3, 4]
let sf1 = new dfd.Series(data1)
let sf2 = new dfd.Series(data2)
sf1.sub(sf2).print()
Output
╔═══╤══════════════════════╗
║ │ 0 ║
╟───┼──────────────────────╢
║ 0 │ 29 ║
╟───┼──────────────────────╢
║ 1 │ 38 ║
╟───┼──────────────────────╢
║ 2 │ 0 ║
╟───┼──────────────────────╢
║ 3 │ 1 ║
╚═══╧══════════════════════╝
subtract from a value
Node
const dfd = require("danfojs-node")
let data1 = [1, 2, 3, 4, 5]
let sf1 = new dfd.Series(data1)
sf1.sub(2).print()
Output
╔═══╤══════════════════════╗
║ │ 0 ║
╟───┼──────────────────────╢
║ 0 │ -1 ║
╟───┼──────────────────────╢
║ 1 │ 0 ║
╟───┼──────────────────────╢
║ 2 │ 1 ║
╟───┼──────────────────────╢
║ 3 │ 2 ║
╟───┼──────────────────────╢
║ 4 │ 3 ║
╚═══╧══════════════════════╝
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