KeyValueChangeRecord

interface

Record representing the item change information.

interface KeyValueChangeRecord<K, V> {
  key: K
  currentValue: V | null
  previousValue: V | null
}

Properties

Property	Description
`key: K`	Read-Only Current key in the Map.
`currentValue: V \| null`	Read-Only Current value for the key or `null` if removed.
`previousValue: V \| null`	Read-Only Previous value for the key or `null` if added.

© 2010–2020 Google, Inc.
Licensed under the Creative Commons Attribution License 4.0.
https://v10.angular.io/api/core/KeyValueChangeRecord