Interface UnsetField

Type declaration

• field: StringExpression<string>

  Field in the input object that you want to add, update, or remove. field can be any valid expression that resolves to a string constant.

• Optional input?: string | ArrayElemAt | First | Last | Reduce | Literal | Function | MergeObjects | SetField | UnsetField | DateToParts | RegexFind

  Document that contains the field that you want to add or update. input must resolve to an object, missing, null, or undefined.