TargetFrameworkAttribute.cs

namespace System.Runtime.Versioning
{
    [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = false, Inherited = false)]
    [__DynamicallyInvokable]
    public sealed class TargetFrameworkAttribute : Attribute
    {
        private string _frameworkName;

        private string _frameworkDisplayName;

        [__DynamicallyInvokable]
        public string FrameworkName
        {
            [__DynamicallyInvokable]
            get
            {
                return _frameworkName;
            }
        }

        [__DynamicallyInvokable]
        public string FrameworkDisplayName
        {
            [__DynamicallyInvokable]
            get
            {
                return _frameworkDisplayName;
            }
            [__DynamicallyInvokable]
            set
            {
                _frameworkDisplayName = value;
            }
        }

        [__DynamicallyInvokable]
        public TargetFrameworkAttribute(string frameworkName)
        {
            if (frameworkName == null)
            {
                throw new ArgumentNullException("frameworkName");
            }
            _frameworkName = frameworkName;
        }
    }
}