BsonDocument.Add Method (String, Func(BsonValue), Boolean)

BsonDocument.Add Method (String, Func<BsonValue>, Boolean)

Creates and adds an element to the document, but only if the condition is true. If the condition is false the value factory is not called at all.

Namespace: MongoDB.Bson
Assembly: MongoDB.Bson (in MongoDB.Bson.dll) Version: 2.4.1

Syntax

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public virtual BsonDocument Add(
	string name,
	Func<BsonValue> valueFactory,
	bool condition
)

Public Overridable Function Add ( 
	name As String,
	valueFactory As Func(Of BsonValue),
	condition As Boolean
) As BsonDocument

abstract Add : 
        name : string * 
        valueFactory : Func<BsonValue> * 
        condition : bool -> BsonDocument 
override Add : 
        name : string * 
        valueFactory : Func<BsonValue> * 
        condition : bool -> BsonDocument

Parameters

name: Type: System.String
The name of the element.
valueFactory: Type: System.Func<BsonValue>
A delegate called to compute the value of the element if condition is true.
condition: Type: System.Boolean
Whether to add the element to the document.

Return Value

Type: BsonDocument
The document (so method calls can be chained).

Reference

BsonDocument Class

Add Overload

MongoDB.Bson Namespace