While Loop Example

/*
  While loop Example
  This Java Example shows how to use while loop to iterate in Java program.
*/
 
public class SimpleWhileLoopExample {
 
  public static void main(String[] args) {
 
    /*
     * Syntax of while loop is
     * 
     * while( <condition> )
     *   <loop body>
     * 
     * where <condition> is a boolean expression. Loop body is executed as long 
     * as condition is true.
     * 
     * Loop body may contain more than one statments. In that case it should be
     * enclosed in a block.
     */
 
     int i = 0;
 
     while(i < 5)
     {
       System.out.println("i is : " + i);
       i++;
     }
 
 
     /*
      * The following code will create an infinite loop, since j < 5 will always
      * evaluated to true
      */
     //int j = 0;
     //while(j < 5)
     //  System.out.println("j is : " + j);
 
 
 
  }
}
 
/*
Output would be
i is : 0
i is : 1
i is : 2
i is : 3
i is : 4
*/