using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Chop
{
    public static class StringHelper
    {
        public static bool ContainsNumber(string s)
        {
            foreach (char c in s.ToCharArray())
            {
                int result;

                if (int.TryParse(c.ToString(), out result))
                    return true;
            }
            return false;
        }
        public static bool ContainsOtherChars(string s, string chars)
        {
            foreach (char c in s.ToCharArray())
                if (!chars.Contains(c))
                    return true;

            return false;
        }
    }
}