map-get-or-set

Const mapGetOrSet

• mapGetOrSet<K, V>(map: Map<K, V>, key: K, getFallback: GetFallback<V>): V

• Gets a value for a given key in a map, setting the fallback value if it doesn't exist.

  Type parameters

  • K

  • V

  Parameters

  • map: Map<K, V>

  • key: K

  • getFallback: GetFallback<V>

  Returns V