javafx textfield only numbers

chfle answered on October 17, 2020 Popularity 9/10 Helpfulness 9/10

answer javafx textfield only numbers

related how to type only numbers javafx textfield

javafx textfield only numbers

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// force the field to be numeric only
textField.textProperty().addListener(new ChangeListener<String>() {
    @Override
    public void changed(ObservableValue<? extends String> observable, String oldValue, 
        String newValue) {
        if (!newValue.matches("\\d*")) {
            textField.setText(newValue.replaceAll("[^\\d]", ""));
        }
    }
});

Popularity 9/10 Helpfulness 9/10 Language whatever

Source: stackoverflow.com

Tags: javafx numbers textfield whatever

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Contributed on Oct 17 2020

chfle

0 Answers Avg Quality 2/10

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how to type only numbers javafx textfield

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//Call this method in "On Key Typed" field, in Keyboard section, in fxml file
@FXML
protected void formatTextFieldToNumbersOnly() {
  textFieldValue.textProperty().addListener((observableValue, oldValue, newValue) -> {
    if (!newValue.matches("\\d*")) {
      textFieldValue.setText(newValue.replaceAll("\\D", "")); // force the text field to be numeric only
    }
  });
}

Popularity 7/10 Helpfulness 6/10 Language java

Source: Grepper

Tags: java javafx numbers numb

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Contributed on Dec 19 2022

Wanderley Drumond

0 Answers Avg Quality 2/10

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javafx textfield only numbers

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