jTextField That Accepts only Integers (Can't type anything else) #Java #Netbeans #Swift
jTextField.addKeyListener(new KeyAdapter() {
@Override
public void keyTyped(KeyEvent e) {
char vChar = e.getKeyChar();
if (!(Character.isDigit(vChar)
|| (vChar == KeyEvent.VK_BACK_SPACE)
|| (vChar == KeyEvent.VK_DELETE))) {
e.consume();
}
}
});