Sets names of regions to describe.

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 DescribeRegionsRequest WithRegionName( params string[] list )

- list (array<String>[]()[][])
- Name of a region.

this instance