drop
drop<T>(array: Array<T>, n: Number): Array<T>
Drops the first n elements. It returns the original array when n <= 0
and an empty array when n > sizeOf(array).
Introduced in DataWeave version 2.2.0.
Parameters
| Name | Description |
|---|---|
|
The left array of elements. |
|
The number of elements to take. |
Example
This example returns an array that only contains the third element of the input array. It drops the first two elements from the output.
Source
%dw 2.0
import * from dw::core::Arrays
var users = ["Mariano", "Leandro", "Julian"]
output application/json
---
drop(users, 2)DataWeaveOutput
[
"Julian"
]jsondrop(array: Null, n: Any): Null
Helper function that enables drop to work with a null value.
Introduced in DataWeave version 2.4.0.