.NET Framework各版本操作系统支持_net framework2.5---4.0

.NET Framework

版本关系

获取.NET框架版本

public class GetDotNetVersion
{
public static void Main()
{
Console.WriteLine(".NET框架版本：");
using (RegistryKey ndpKey = RegistryKey.OpenRemoteBaseKey(RegistryHive.LocalMachine,"").OpenSubKey(@“SOFTWARE\Microsoft\NET Framework Setup\NDP”))
{
foreach (string versionKeyName in ndpKey.GetSubKeyNames())
{
if (versionKeyName.StartsWith(“v”))
{

                RegistryKey versionKey = ndpKey.OpenSubKey(versionKeyName);
                string name = (string)versionKey.GetValue("Version", "");
                string sp = versionKey.GetValue("SP", "").ToString();
                string install = versionKey.GetValue("Install", "").ToString();
                if (install == "") //no install info, ust be later
                    Console.WriteLine(versionKeyName + "  " + name);
                else
                {
                    if (sp != "" && install == "1")
                    {
                        Console.WriteLine(versionKeyName + "  " + name + "  SP" + sp);
                    }
                }
                if (name != "")
                {
                    continue;
                }
                foreach (string subKeyName in versionKey.GetSubKeyNames())
                {
                    RegistryKey subKey = versionKey.OpenSubKey(subKeyName);
                    name = (string)subKey.GetValue("Version", "");
                    if (name != "")
                        sp = subKey.GetValue("SP", "").ToString();
                    install = subKey.GetValue("Install", "").ToString();
                    if (install == "") //no install info, ust be later
                        Console.WriteLine(versionKeyName + "  " + name);
                    else
                    {
                        if (sp != "" && install == "1")
                        {
                            Console.WriteLine("  " + subKeyName + "  " + name + "  SP" + sp);
                        }
                        else if (install == "1")
                        {
                            Console.WriteLine("  " + subKeyName + "  " + name);
                        }
                    }
                }
            }
        }
    }

    Console.WriteLine();
    Console.WriteLine("操作系统版本：" + System.Environment.OSVersion.ToString());
    Console.WriteLine("当前.NET框架版本：" + System.Environment.Version.ToString());
    Console.ReadKey();
}
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}
最后贴上原文地址http://news.congci.com/news/net-framework-version-os-support`