static void Main(string[] args)
{
// 10) declare 2 objects
Money m1 = new Money(10, CurrencyTypes.EU);
Money m2 = new Money(20, CurrencyTypes.EU);
// 11) do operations
// add 2 objects of Money
Money m3 = m1 + m2;
// add 1st object of Money and double
m3 = m1 + 3;
// decrease 2nd object of Money by 1
m2--;
// increase 1st object of Money
m1++;
// compare 2 objects of Money
if (m1 < m2)
{
}
// compare 2nd object of Money and string
if (m2 < "23")
{
}
// check CurrencyType of every object
if (m1)
{
}
if (m2)
{
}
// convert 1st object of Money to string
string money = (string)m1;
}
static void Main(string[] args) {
// 10) declare 2 objects
Money m1 = new Money(2.3);
Money m2 = new Money(3.5M);
// 11) do operations
// add 2 objects of Money
Console.WriteLine("-----------------------------------");
Console.WriteLine("Adding m1:" + m1 + " and m2:" + m2);
Money mSum = m1 + m2;
Console.WriteLine(mSum.ToString());
Money m3 = new Money(4.0M, CurrencyTypes.USD);
Console.WriteLine("-----------------------------------");
Console.WriteLine("Adding m1:" + m1 + " and m3:" + m3);
try {
Money res = m1 + m3;
Console.WriteLine(m3.ToString());
}
catch (DifferentCurrencyTypesException) {
Console.WriteLine("Ok. We're expecting for an exception.");
}
// add 1st object of Money and double
Console.WriteLine("-----------------------------------");
Console.WriteLine("Adding m1:" + m1 + " to 3.2");
mSum = m1 + 3.2;
Console.WriteLine(mSum.ToString());
// decrease 2nd object of Money by 1
Console.WriteLine("-----------------------------------");
Console.WriteLine("m2 before decreasing: " + m2.ToString());
Console.WriteLine("m2--");
Console.WriteLine(m2--);
Console.WriteLine("--m2");
Console.WriteLine(--m2);
// increase 1st object of Money
Console.WriteLine("-----------------------------------");
Console.WriteLine("m1 before increasing: " + m1.ToString());
Console.WriteLine("m1*3");
Console.WriteLine(m1 * 3);
// compare 2 objects of Money
Console.WriteLine("-----------------------------------");
Console.WriteLine("Comparing: " + m1 + ">" + m2);
Console.WriteLine(m1 > m2);
Console.WriteLine("-----------------------------------");
Console.WriteLine("Comparing: " + m1 + "<" + m2);
Console.WriteLine(m1 < m2);
// compare 2nd object of Money and string
Console.WriteLine("-----------------------------------");
Console.WriteLine("Comparing: " + m1 + ">" + (Money)"2.5" + " (string)");
Console.WriteLine(m1 > (Money)"2.5");
// check CurrencyType of every object
Console.WriteLine("-----------------------------------");
Console.WriteLine("Checking CurrencyType of m1:" + m1);
Console.WriteLine(m1.CurrencyType);
Console.WriteLine("Checking CurrencyType of m2:" + m2);
Console.WriteLine(m2.CurrencyType);
Console.WriteLine("Checking CurrencyType of m3:" + m3);
Console.WriteLine(m3.CurrencyType);
// testing true and false operators
Console.WriteLine("-----------------------------------");
Console.WriteLine("m1:" + m1 + " is True?");
if (m1)
Console.WriteLine("Yes");
else
Console.WriteLine("No");
Money m4 = new Money(0M);
Console.WriteLine("m4:" + m4 + " is False?");
if (m4)
Console.WriteLine("No");
else
Console.WriteLine("Yes");
// convert 1st object of Money to string
Console.WriteLine("-----------------------------------");
Console.WriteLine("Converting m1:" + m1 + " to string value:");
Console.WriteLine((string)m1);
}
static void Main(string[] args)
{
Console.WriteLine("Program, that simulates money operations");
Console.WriteLine(new string('*', 70));
// 10) declare 2 objects
Money money1 = new Money(CurrencyTypes.UAH, 400);
Money money2 = new Money(CurrencyTypes.UAH, 300);
// 11) do operations
// add 2 objects of Money
if (money1 == money2)
{
Console.WriteLine("money1 + money2: {1} {0} + {2} {0} = {3} {0}", money1.CurrencyType, money1.Amount, money2.Amount, (money1 + money2).Amount);
}
// add 1st object of Money and double
double d = 150.10d;
Console.WriteLine("money1 + double: {1} {0} + {2} = {3} {0}", money1.CurrencyType, money1.Amount, d, (money1 + d).Amount);
// decrease 2nd object of Money by 1
--money2;
Console.WriteLine("money2 -- = {1} {0}", money2.CurrencyType, money2.Amount);
// increase 1st object of Money
int i = 5;
Console.WriteLine("money1 * int: {1} * {2} = {3} {0}", money1.CurrencyType, money1.Amount, i, (money1 * i).Amount);
// compare 2 objects of Money
//RV: It is very confusing when == and (< or >) can be true at the same time.
//RV: The implementation of these operator has to be consistent. Objects cannot be equal and at the same time greiter than.
if (money1 == money2)
{
if (money1 > money2)
{
Console.WriteLine("money1 > money2: {0} > {1}", money1.Amount, money2.Amount);
}
else if (money1 < money2)
{
Console.WriteLine("money1 < money2: {0} < {1}", money1.Amount, money2.Amount);
}
}
// compare 2nd object of Money and string
string str = "1000";
if (money2 < str)
{
Console.WriteLine("money2 < string: {0} < {1}", money2.Amount, str);
}
else
{
Console.WriteLine("money2 > string: {0} > {1}", money2.Amount, str);
}
// check CurrencyType of every object
if (money1)
{
Console.WriteLine("money1 true");
}
else
{
Console.WriteLine("money1 false");
}
if (money2)
{
Console.WriteLine("money2 true");
}
else
{
Console.WriteLine("money2 false");
}
// convert 1st object of Money to string
str = money1;
Console.WriteLine("string: " + str);
Console.ReadLine();
}
