diff --git a/examples/xtd.core.examples/mains/main1/src/main1.cpp b/examples/xtd.core.examples/mains/main1/src/main1.cpp
index b45798969c46..54962e20c383 100644
--- a/examples/xtd.core.examples/mains/main1/src/main1.cpp
+++ b/examples/xtd.core.examples/mains/main1/src/main1.cpp
@@ -19,11 +19,10 @@ namespace main1_example {
 }
 
 startup_(main1_example::program);
-// startup_(main1_example::program); is same as :
+// Is the same as :
 //
 // auto main(int argc, char* argv[])->int {
-//   main1_example::program::main();
-//   return environment::exit_code();
+//   return startup::safe_run(main1_example::program::main, argc, argv);
 // }
 
 
diff --git a/examples/xtd.core.examples/mains/main2/src/main2.cpp b/examples/xtd.core.examples/mains/main2/src/main2.cpp
index 2e5a2b33636a..18cd68a01bae 100644
--- a/examples/xtd.core.examples/mains/main2/src/main2.cpp
+++ b/examples/xtd.core.examples/mains/main2/src/main2.cpp
@@ -18,10 +18,10 @@ namespace main2_example {
 }
 
 startup_(main2_example::program);
-// startup_(main2_example::program); is same as :
+// Is the same as :
 //
 // auto main(int argc, char* argv[])->int {
-//   return main2_example::program::main();
+//   return startup::safe_run(main2_example::program::main, argc, argv);
 // }
 
 
diff --git a/examples/xtd.core.examples/mains/main3/src/main3.cpp b/examples/xtd.core.examples/mains/main3/src/main3.cpp
index 282a6773fd77..b140c8aa6082 100644
--- a/examples/xtd.core.examples/mains/main3/src/main3.cpp
+++ b/examples/xtd.core.examples/mains/main3/src/main3.cpp
@@ -20,11 +20,10 @@ namespace main3_example {
 }
 
 startup_(main3_example::program);
-// startup_(main3_example::program); is same as :
+// Is the same as :
 //
 // auto main(int argc, char* argv[])->int {
-//   main3_example::program::main({argv + 1, argv + argc});
-//   return environment::exit_code();
+//   return startup::safe_run(main3_example::program::main, argc, argv);
 // }
 
 
diff --git a/examples/xtd.core.examples/mains/main4/src/main4.cpp b/examples/xtd.core.examples/mains/main4/src/main4.cpp
index 68a0962d52e6..cbe9398e984a 100644
--- a/examples/xtd.core.examples/mains/main4/src/main4.cpp
+++ b/examples/xtd.core.examples/mains/main4/src/main4.cpp
@@ -18,10 +18,10 @@ namespace main4_example {
 }
 
 startup_(main4_example::program);
-// startup_(main4_example::program); is same as :
+// Is the same as :
 //
 // auto main(int argc, char* argv[])->int {
-//   return main4_example::program::main({argv + 1, argv + argc});
+//   return startup::safe_run(main4_example::program::main, argc, argv);
 // }