Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
    public static boolean validateNumber(String str) {
        Pattern pattern = Pattern.compile("[0-9]");
        Matcher matcher = pattern.matcher(str);

        return matcher.matches();
    }
}