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 checkBalanceFormat(String balance) {
        String reg = "^(([1-9]\\d*)|0)(\\.\\d{1,2})?$";
        Pattern p = Pattern.compile(reg);
        Matcher matcher = p.matcher(balance);
        if (matcher.matches()) {
            return true;
        }
        return false;
    }
}