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using System;
using System.CodeDom.Compiler;
using System.Reflection;
using System.Text;
namespace Code_zur_Laufzeit_erzeugen
{
class Program
{
static void Main(string[] args)
{
Console.Write("Enter text -> ");
string textInput = Console.ReadLine();
Assembly assembly = CompileCode(textInput);
object o = assembly.CreateInstance("gfoidl.Code.Test");
Type t = o.GetType();
MethodInfo mi = t.GetMethod("Ergebnis");
object result = mi.Invoke(o, new object[] { textInput });
Console.WriteLine(result);
Console.ReadKey();
}
//---------------------------------------------------------------------
public static Assembly CompileCode(string inputCode)
{
CodeDomProvider provider = CodeDomProvider.CreateProvider("CSharp");
CompilerParameters cp = new CompilerParameters();
cp.ReferencedAssemblies.Add("system.dll");
cp.CompilerOptions = "/t:library";
cp.GenerateInMemory = true;
StringBuilder sb = new StringBuilder();
sb.AppendLine(@"using System;");
sb.AppendLine(@"namespace gfoidl.Code{");
sb.AppendLine(@"public class Test{");
sb.AppendLine(@"public string Ergebnis(string input){");
sb.AppendLine(@"return input + ""\t"" + input;");
sb.AppendLine(@"}}}");
CompilerResults cr =
provider.CompileAssemblyFromSource(cp, sb.ToString());
if (cr.Errors.Count > 0)
{
Console.WriteLine(cr.Errors[0].ErrorText);
return null;
}
return cr.CompiledAssembly;
}
}
}
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