UpdateBuilder(TDocument).AddToSet(TValue) Method

UpdateBuilderTDocumentAddToSetTValue Method

Adds a value to a named array element if the value is not already in the array (see $addToSet).

Namespace: MongoDB.Driver.Builders
Assembly: MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.1.0

Syntax

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public UpdateBuilder<TDocument> AddToSet<TValue>(
	Expression<Func<TDocument, IEnumerable<TValue>>> memberExpression,
	TValue value
)

Public Function AddToSet(Of TValue) ( 
	memberExpression As Expression(Of Func(Of TDocument, IEnumerable(Of TValue))),
	value As TValue
) As UpdateBuilder(Of TDocument)

member AddToSet : 
        memberExpression : Expression<Func<'TDocument, IEnumerable<'TValue>>> * 
        value : 'TValue -> UpdateBuilder<'TDocument>

Parameters

memberExpression: Type: System.Linq.ExpressionsExpressionFuncTDocument, IEnumerableTValue
The member expression.
value: Type: TValue
The value to add to the set.

Type Parameters

TValue: The type of the enumerable member values.

Return Value

Type: UpdateBuilderTDocument
The builder (so method calls can be chained).

Reference

UpdateBuilderTDocument Class

MongoDB.Driver.Builders Namespace