public static void Main()
var myClass = new MyClass();
Console.WriteLine(myClass);
public string customerName => "Jordan";
public string customerPhoneNumber => "867-5309";
public double CalclateTotalCost() => (double) 12.345;
public override string ToString()
return ($"\nCustomer's Name: {customerName}" +
$"\nCustomer's Phone Number: {customerPhoneNumber}" +
$"\nTotal Cost of Purchase: {CalclateTotalCost():C}");