public int GetInt()
{
if (myType.Equals(MyType.Int))
{
throw new Exception("wrong type");
}
return(i);
}
public T1 GetT1()
{
if (!myType.Equals(MyType.T1))
{
throw new Exception("wrong type");
}
return(i);
}
static void OverrideFromObject()
{
string str1 = "hello";
string str2 = "hello";
Console.WriteLine(str1);
Console.WriteLine(str2);
Console.WriteLine(str1 == str2);
Console.WriteLine(str1.Equals(str2));
Console.WriteLine(str1.GetHashCode());
Console.WriteLine(str2.GetHashCode());//хеш коди будуть рівні бо слова однакові
// і працює оптимізатор коду
Console.WriteLine("add 1");
str1 += "1";
Console.WriteLine(str1.GetHashCode());// hash code - unique code for every object
Console.WriteLine(str2.GetHashCode());
Console.WriteLine("compare objects");
MyType obj1 = new MyType(1);
// obj1.name += "a";
MyType obj2 = new MyType(2);
Console.WriteLine(obj1.Equals(obj2));
Console.WriteLine(obj1.GetHashCode());
Console.WriteLine(obj2.GetHashCode());
//---------------------------------
Console.WriteLine("String builder vs string");
string str3 = "hello";
Console.WriteLine(str3.GetHashCode());
str3 += "1";
Console.WriteLine(str3.GetHashCode());
str3 = str3.Remove(2, 1);
Console.WriteLine(str3.GetHashCode());
Console.WriteLine();
StringBuilder strB = new StringBuilder("hello");
Console.WriteLine(strB.GetHashCode());
strB.Append("1");
Console.WriteLine(strB.GetHashCode());
strB.Remove(2, 1);
Console.WriteLine(strB.GetHashCode());
Console.WriteLine(strB);
}
