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If Else statement Example

  1. /*
  2.   If Else statement Example
  3.   This Java Example shows how to use if else statement in Java program.
  4. */
  5.  
  6.  
  7. public class SimpleIfElseStatementExample {
  8.  
  9.   public static void main(String[] args) {
  10.    
  11.     /*
  12.      * If else statement is used to execute either of two conditions based
  13.      * upon certain condition.
  14.      * Syntax of if else statement is,
  15.      *
  16.      * if(<condition>)
  17.      *   statement1
  18.      * else
  19.      *   statement2
  20.      *
  21.      * where <condition> is a boolean expression.
  22.      * If <condition> is true, statement1 will be executed, else statement2 will
  23.      * be executed.
  24.      */
  25.      
  26.      int i = 0;
  27.      
  28.      if(i == 0)
  29.        System.out.println("i is 0");
  30.      else
  31.        System.out.println("i is not 0");
  32.   }
  33. }
  34.  
  35. /*
  36. Output would be
  37. i is 0
  38. */