how to use break with a while loop in java code example

Example 1: break java

//Conclusion
        break == jump out side the loop
        continue == next loop cycle
        return == return the method/end the method.
          
  for(int i = 0; i < 5; i++) {
      System.out.println(i +"");
      if(i == 3){
        break;
        
      }
    }
  System.out.println("finish!");
/* Output
0
1
2
3
finish!
*/

Example 2: java while loop break

while (true) {
    ....
    if (obj == null) {
        break;
    }
    ....
}