using <mscorlib.dll>

using namespace System;

Int32 main(void)
{
// Create some strings
String s1 = S"This will ";
String s2 = S"be a ";
String *s3 = S"String";
Console::WriteLine(String::Concat(s1, s2, s3));

// Create a copy, then concatenate new text
String *s4 = s2;
s4 = String::Concat(s4, S"new ");
Console::WriteLine(String::Concat(s1, s4, s3));

// Replace stuff in a concatenated string
String *s5 = String::Concat(s1, s2, s3)->Replace(S"i", S"*");
Console::WriteLine(s5);

// Insert into a string
String *s6 = s3->Insert(2, S"range St");
Console::WriteLine(String::Concat(s1, s2, s6));

// Remove text from strings
s1 = s1->Remove(4, 5);  // remove from middle and overwriting
s2 = s2->Remove(0, 3);  // remove from start and overwriting
Console::WriteLine(String::Concat(s1, S"is ", s2, s3));

return 0;

}

这个代码如何在VS2017运行，创建什么项目能够运行这个代码