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

array

The left array of elements.

n

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)

Output

[
  "Julian"
]

drop(array: Null, n: Any): Null

Helper function that enables drop to work with a null value.

Introduced in DataWeave version 2.4.0.

Was this article helpful?

💙 Thanks for your feedback!

Edit on GitHub