PetrNuget Packt.CS7.SharedLibraryPetrIashkin by: PetrNuget .NET Standard 2.0 This package targets .NET Standard 2.0. The package is compatible with this framework or higher. 435 total downloads last updated 2/10/2020 Latest version: 1.0.0 string extension packt cs7 Three extension methods to validate a string value.