AWS SDK for .NET Documentation
Exists Property
AmazonAmazon.DynamoDB.ModelExpectedAttributeValueExists Did this page help you?   Yes   No    Tell us about it...
Specify whether or not a value already exists for the attribute name-value pair.
Declaration Syntax
C#
public bool Exists { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)