Get number (int, float) from part of a string

Example to get number, int or float, from part of a string.

Get number (int, float) from part of a string

package javafx_convertnumber;

import java.util.Scanner;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

/**
 * @web http://java-buddy.blogspot.com/
 */
public class JavaFX_convertNumber extends Application {
    
    @Override
    public void start(Stage primaryStage) {
        
        final TextField fieldInput = new TextField();
        final Label labelOrg = new Label();
        final Label labelReplaced = new Label();
        final Label labelInt = new Label();
        final Label labelLastInt = new Label();
        final Label labelLastFloat = new Label();
        
        Button btn = new Button();
        btn.setText("Convert");
        btn.setOnAction(new EventHandler<ActionEvent>() {
            
            @Override
            public void handle(ActionEvent event) {
                String org = fieldInput.getText();
                String replaced = org.replaceAll("[^0123456789.]", " ");
                labelOrg.setText(org);
                labelReplaced.setText("replaced: " + replaced);
                labelInt.setText("int: " + parseToInt(replaced));
                labelLastInt.setText("Last int: " + parseLastInt(replaced));
                labelLastFloat.setText("Last float: " + parseLastFloat(replaced));
            }
        });
        
        VBox vBox = new VBox();
        vBox.getChildren().addAll(fieldInput, labelOrg, labelReplaced, 
                labelInt, labelLastInt, labelLastFloat, btn);
        
        StackPane root = new StackPane();
        root.getChildren().add(vBox);
        
        Scene scene = new Scene(root, 300, 250);
        
        primaryStage.setTitle("Hello World!");
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    public static void main(String[] args) {
        launch(args);
    }
    
    private int parseToInt(String in){
        int result = 0;
        try{
            result = Integer.parseInt(in);        
        }catch(NumberFormatException ex){
        }
        return result;
    }
    
    //get last int
    private int parseLastInt(String in){
        int result = 0;
        
        Scanner scanner = new Scanner(in);
        while(scanner.hasNext()){
            if(scanner.hasNextInt()){
                result = scanner.nextInt();
            }else{
                scanner.next(); //ignore
            }
        }
        return result;
    }
    
    //get last float
    private float parseLastFloat(String in){
        float result = (float)0.0;
        
        Scanner scanner = new Scanner(in);
        while(scanner.hasNext()){
            if(scanner.hasNextFloat()){
                result = scanner.nextFloat();
            }else{
                scanner.next(); //ignore
            }
        }
        return result;
    }
}