Lists in-progress uploads only for those keys that begin with the specified prefix. 
            You can use prefixes to separate a bucket into different grouping of keys. (You 
            can think of using prefix to make groups in the same way you'd use a folder in a 
            file system.) 
            
 Declaration Syntax
 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 ListMultipartUploadsRequest WithPrefix( string prefix )
 Parameters
 Parameters- prefix (String)
- The prefix value
 Return Value
 Return Valuethis instance