splitWhere

splitWhere<T>(array: Array<T>, condition: (item: T) -> Boolean): Pair<Array<T>, Array<T>>

Splits an array into two at the first position where the condition is met.

Introduced in DataWeave version 2.2.0.

Parameters

Name Description

Name	Description
`array`	The array of elements to split.
`condition`	The condition (or expression) used to match an element in the array.

array

The array of elements to split.

condition

The condition (or expression) used to match an element in the array.

Example

Source

%dw 2.0
import * from dw::core::Arrays
output application/json
var users = ["Mariano", "Leandro", "Julian", "Tomo"]
---
users splitWhere (item) -> item startsWith "Jul"

Output

{
  "l": [
    "Mariano",
    "Leandro"
  ],
  "r": [
    "Julian",
    "Tomo"
  ]
}

splitWhere(array: Null, condition: (item: Nothing) -> Any): Null

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

Introduced in DataWeave version 2.4.0.

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splitWhere

splitWhere<T>(array: Array<T>, condition: (item: T) -> Boolean): Pair<Array<T>, Array<T>>

Parameters

Example

Source

Output

splitWhere(array: Null, condition: (item: Nothing) -> Any): Null