01.private void jTextField1KeyPressed(java.awt.event.KeyEvent evt) {
02.
03. if (evt.getKeyCode() == KeyEvent.VK_ENTER){
04. DecimalFormat myFormatter = new DecimalFormat("###,###.###");
05. double value = Float.parseFloat(jTextField1.getText());
06. String output = myFormatter.format(value);
07. jTextField1.setText(output);
08.
09. }
10.}
