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BsonDocumentContains Method
Tests whether the document contains an element with the specified name.

Namespace: MongoDB.Bson
Assembly: MongoDB.Bson (in MongoDB.Bson.dll) Version: 2.4.1
Syntax
public virtual bool Contains(
	string name
)

Parameters

name
Type: SystemString
The name of the element to look for.

Return Value

Type: Boolean
True if the document contains an element with the specified name.
See Also