Function hasField

  • hasField(collectionName, documentName, field, callbackValueVariable?, callbackStateVariable?): void

  • Checks for existence of a field.

    Parameters

    • collectionName: string

      The collection where the document is stored.

    • documentName: string

      The name of the document.

    • field: string

      The field to check.

    • Optional callbackValueVariable: Variable

      The variable where to store the result.

    • Optional callbackStateVariable: Variable

      The variable where to store if the operation was successful.

    Returns void

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