AWS SDK for .NET Documentation
WithModifiedSinceDate Method (modifiedSinceDate)
AmazonAmazon.S3.ModelCopyPartRequestWithModifiedSinceDate(DateTime) Did this page help you?   Yes   No    Tell us about it...
Copies the object if it has been modified since the specified time, otherwise returns a PreconditionFailed.
Declaration Syntax
C#
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")]
public CopyPartRequest WithModifiedSinceDate(
	DateTime modifiedSinceDate
)
Parameters
modifiedSinceDate (DateTime)
The date/time to check the modification timestamp against
Return Value
this instance
Remarks
Copies the object if it has been modified since the specified time; otherwise returns a 412 (failed condition). Constraints: This property can be used with ETagToNotMatch, but cannot be used with other conditional copy properties.

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