Module 5: Making Decisions

if and else

So far every line ran. if lets the program choose.

Program.cs

using System;

class Program
{
    static void Main()
    {
        int score = 72;

        if (score >= 50)
        {
            Console.WriteLine("Pass");
        }
        else
        {
            Console.WriteLine("Fail");
        }
    }
}

Output

Pass

The parentheses hold a condition that must produce a bool. If it is true the first block runs; otherwise the else block does.

Module 5: Making Decisions

if and else

So far every line ran. if lets the program choose.

Program.cs

using System;

class Program
{
    static void Main()
    {
        int score = 72;

        if (score >= 50)
        {
            Console.WriteLine("Pass");
        }
        else
        {
            Console.WriteLine("Fail");
        }
    }
}

Output

Pass

The parentheses hold a condition that must produce a bool. If it is true the first block runs; otherwise the else block does.