onGetMany

• onGetMany<Model>(collection: Collection<Model>, ids: keyof string[], onResult: OnResult<Model>, onError?: OnError): function

• Subscribes to multiple documents from a collection.

  import { onGetMany, collection } from 'typesaurus'
  
  type Contact = { name: string; year: number }
  const contacts = collection<Contact>('contacts')
  
  onGetMany(contacts, [
    '07yQrsPK6ENtdEV3eaCE',
    '0qasibfFGVOQ4QYqUaQh',
    '11FrkclBWXo2BgnSsJNJ',
  ], fewContacts => {
    console.log(fewContacts.length)
    //=> 3
    console.log(fewContacts[0].ref.id)
    //=> '07yQrsPK6ENtdEV3eaCE'
    console.log(fewContacts[0].data)
    //=> { name: 'Sasha' }
  })

  Type parameters

  • Model

  Parameters

  • collection: Collection<Model>

  • ids: keyof string[]

  • onResult: OnResult<Model>

  • Optional onError: OnError

  Returns function

  Function that unsubscribes the listener from the updates

  • • (): void

    • Returns void