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Tip of the Day
Expertise: Intermediate
Language: Java
February 9, 2004
Print "Hello World" in a Mobile Phone Using J2ME
Use a simulator to see the output:

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
public class HelloWorld extends MIDlet implements CommandListener {
private Command exitCommand;
private TextBox tbox;
public HelloWorld() {
exitCommand = new Command("Exit", Command.EXIT, 1);
tbox = new TextBox("Hello world MIDlet", "Hello World!", 25, 0);
tbox.addCommand(exitCommand);
tbox.setCommandListener(this);
}
protected void startApp() {
Display.getDisplay(this).setCurrent(tbox);
}
protected void pauseApp() {}
protected void destroyApp(boolean bool) {}
public void commandAction(Command cmd, Displayable disp) {
if (cmd == exitCommand) {
destroyApp(false);
notifyDestroyed();
}
}
}

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Elayaraja David
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