public class TestThread { public static void main(String[] args) { // RunnableDemo runnableDemo=new RunnableDemo("Thread1"); // runnableDemo.start(); // // RunnableDemo runnableDemo1=new RunnableDemo("Thread2"); // runnableDemo1.start(); ThreadDemo T1 = new ThreadDemo( "Thread-1"); T1.start(); ThreadDemo T2 = new ThreadDemo( "Thread-2"); T2.start(); } }