Java – While Loop

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The Java while loop is used to iterate a part of the program several times. If the number of iteration is not fixed, it is recommended to use while loop.

Syntax:

while(condition){
//code to be executed  
}

flowchart of java while loop

Example:

public class WhileExample {
    public static void main(String[] args) {
        int i = 1;
        while (i <= 10) {
            System.out.println(i);
            i++;
        }
    }
}

Output:

1
2
3
4
5
6
7
8
9
10

Java Infinitive While Loop

If you pass true in the while loop, it will be infinitive while loop.

Syntax:

while(true){
//code to be executed  
}

Example:

public class WhileExample2 {
    public static void main(String[] args) {
        while (true) {
            System.out.println("infinitive while loop");
        }
    }
}

Output:

infinitive while loop
infinitive while loop
infinitive while loop
infinitive while loop
infinitive while loop
ctrl+c

Now, you need to press ctrl+c to exit from the program.

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