获得空行个数

2016-02-09 10:38:46 访问(1366) 赞(0) 踩(0)


    /// <summary>
    /// 获得空行个数
    /// </summary>
    /// <param name="str">
    /// <returns></returns>
    public int GetBlank(string str)
    {
        if (str == null || str.Length == 0)
            return 0;

        int iLen = str.Length;
        int theResult = 0;

        for (int i = 0; i < iLen; ++i)
        {
            if (str[i] == ' ')
            {
                ++theResult;
                continue;
            }

            if (str[i] == '\t')
            {
                ++theResult;
                continue;
            }

            if (str[i] == '\n')
            {
                ++theResult;
                continue;
            }

            if (str[i] == '\r')
            {
                ++theResult;
                continue;
            }

        }

        return theResult;
    }