public class main{public static void main(String[] args){System.out.println("Hola Mundo");}}
javac main.java
java main
Exception in thread "main" java.lang.NoClassDefFoundError: mainCaused by: java.lang.ClassNotFoundException: main at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source)Could not find the main class: main. Program will exit.
public class holaMundo { public static void main(String[] args) { System.out.println("Hello World"); }}
javac holaMundo.javajava holaMundo
Exception in thread "main" java.lang.NoClassDefFoundError: holamundoCaused by: java.lang.ClassNotFoundException: holamundo at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source)Could not find the main class: holamundo. Program will exit.[\code]
public stactic void main (String args[]){ //Aquí lo que quieres...}
public class HolaMundo{ ..........}