private void txtPrincipal_TextChanged(object sender, EventArgs e)
{
try
{
txtStandingCharge.Text = Convert.ToString(Convert.ToDouble(txtPrincipal.Text) * (ld.StandingCharge / 100));
loan.StandingCharge = Convert.ToDecimal(txtPrincipal.Text) * (decimal)(ld.StandingCharge / 100);
si.Time = (int)numericUpDown1.Value;
si.Principal = Convert.ToDecimal(txtPrincipal.Text);
si.Calculate();
}
catch
{
}
}
public void Calculate_CentPrincipal_ReturnTotalAmountRoundCent()
{
double principal = 1500.50;
double interestPercent = 4.3;
int years = 4;
double dollars = SimpleInterest.Calculate(principal, interestPercent, years);
Assert.That(dollars, Is.EqualTo(1758.59));
}
public void Calculate_PrincipalAndRateAndYears_ReturnTotalAmount()
{
double principal = 1500.00;
double interestPercent = 4.3;
int years = 4;
double dollars = SimpleInterest.Calculate(principal, interestPercent, years);
Assert.That(dollars, Is.EqualTo(1758.00));
}
static void Main(string[] argd)
{
SimpleInterest oSI = new SimpleInterest(5000, 12.5, 5);
CompoundInterest oCI = new CompoundInterest(5000, 12.5, 5, 3);
oSI.Calculate(); oCI.Calculate();
CompareInterest compare = new CompareInterest();
compare.Compare(oSI, oCI);
Console.WriteLine();
Console.WriteLine("Press any key");
Console.ReadLine();
}
static void Main(string[] args)
{
SimpleInterest oSI = new SimpleInterest(5000, 15.5, 3);
oSI.Calculate();
oSI.Display();
oSI = null;
CompoundInterest oCI = new CompoundInterest(5000, 15.5, 3, 4);
oCI.Calculate();
oCI.Display();
oCI.DeductServiceCharge(250);
oCI.Calculate();
oCI.Display();
oCI = null;
Console.WriteLine("Press a key...");
}
