JAVA EE: Java Tutorial : Java if then else statement

Tuesday, 17 November 2015

Java Tutorial : Java if then else statement

Click here to watch in Youtube :
https://www.youtube.com/watch?v=WaSDgEPg1cM&list=UUhwKlOVR041tngjerWxVccw

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Java Tutorial : Java if then else statement

ControlFlowDemo.java

class ControlFlowDemo
{
    public static void main(String[] args)
    {
        boolean flag = false;
        if (flag)
        {
            System.out.println("flag is true,inside if block.");
        }
        else
        {
            System.out.println("flag is false,inside else block.");
        }

    }
}

Output

flag is false,inside else block.

IfElseDemo.java

class IfElseDemo
{
    public static void main(String[] args)
    {

        int testscore = 81;
        char grade;

        if (testscore >= 90)
        {
            grade = 'A';
        }
        else if (testscore >= 80)
        {
            grade = 'B';
        }
        else if (testscore >= 70)
        {
            grade = 'C';
        }
        else if (testscore >= 60)
        {
            grade = 'D';
        }
        else
        {
            grade = 'F';
        }
        System.out.println("Grade = " + grade);
    }
}