errors/cs0029-8.cs

   1 // CS0029: Cannot implicitly convert type `string' to `Test.String'
   2 // Line: 38
   3
   4 using System;
   5
   6 namespace Test
   7 {
   8         using Text = System.Text;
   9         using Str = System.String;
  10
  11         public class String
  12         {
  13                 string s;
  14                 public String(string s)
  15                 {
  16                         this.s=s;
  17                 }
  18
  19                 public static implicit operator Str (String s1)
  20                 {
  21                         if(s1==null) return null;
  22                         return s1.ToString();
  23                 }
  24         }
  25 }
  26
  27 namespace TestCompiler
  28 {
  29         using String=Test.String;
  30
  31         class MainClass
  32         {
  33                 public static void Main(string[] args)
  34                 {
  35                         Console.WriteLine("Hello World!");
  36                         String a="bonjour";
  37                         int i=1;
  38                         Console.WriteLine(i+a);
  39                 }
  40         }
  41 }