java-preview-netbeans_ide

 --enable-preview project ->properties code /*  * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license  * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Main.java to edit this template  */ package javaapplication3; /**  *  * @author atkiw  */ public class JavaApplication3 {     /**      * @param args the command line arguments      */     public static void main(String[] args) {         // TODO code application logic here         System.out.println("hello world");          String name = "Alice";         int age = 30;         String message = STR."Hello, \{name}! You are \{age} years old.";                  System.out.println(message);     }      } ----------------