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using System;
using System.Collections.Generic;
using System.Text;using Microsoft.CSharp;
using System.CodeDom.Compiler;namespace CodeCompiler_Example
{
    class Program
    {
        static string strCsCode = @"
            class Cls
            {
                static void Main(string[] args)
                {
                    global::System.Console.WriteLine(""HelloWorld!"");
                    global::System.Console.Read();
                }
            }
        ";
        static void Main(string[] args)
        {
            try
            {
                CSharpCodeProvider provider = new CSharpCodeProvider();
                // ICodeCompiler compiler = provider.CreateCompiler(); // For .Net FW 1.1
                CompilerParameters parame = new CompilerParameters();
                parame.OutputAssembly = @"C:\Cls.exe";
                parame.GenerateExecutable = true;

                provider.CompileAssemblyFromSource(parame, strCsCode);
            }

catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
            Console.WriteLine("Done.");
            Console.Read();
        }
    }
}