textfield validation

[Guest]

hello everyone, i need to know how i can validate my text filed. i like to see only numbers in my text field. how can i protect other non-numeric characters to b entered.

code module is preferable
Fahad

[Belal]

here is the code. hope this will help u.

myTextField.addKeyListener(new KeyAdapter()
{
public void keyTyped(KeyEvent ke)
{
char key=ke.getKeyChar();
if (!(((key >= '0' && key <= '9')) || (key == '.')))
ke.consume();
}
});

inform m if it works.....