isKeyType

isKeyType(Type): Boolean

Returns true if the input is the Key type.

Introduced in DataWeave 2.3.0. Supported by Mule 4.3 and later.

Parameters

Name Description

t

The type to check.

Example

This example shows how isKeyType behaves with different inputs.

Source

%dw 2.0
import * from dw::core::Types
type AKey = Key
output application/json
---
{
   a: isKeyType(AKey),
   b: isKeyType(Key),
   c: isKeyType(Boolean),
}

Output

{
  "a": true,
  "b": true,
  "c": false
}

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