网上许多请求都有签名验证，签名一般为几个参数的拼接，然后MD5或者SHA1一下。本代码即将可能的一些字符串，使用遍历各种可能性产生对应的签名值，与对应的目标签名进行对比，成功后即可返回配对过程-The online many requests to have a signature verification, signature is generally the splicing of several parameters, then MD5 or SHA1 look. Upcoming pos