https://blog.youkuaiyun.com/psm86609496zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/psm86609496/article/details/39585201https://blog.youkuaiyun.com/psm86609496/article/details/39585201psm86609496Fri, 26 Sep 2014 20:13:10 +0800https://blog.youkuaiyun.com/psm86609496/article/details/39323863https://blog.youkuaiyun.com/psm86609496/article/details/39323863psm86609496Tue, 16 Sep 2014 21:41:40 +0800https://blog.youkuaiyun.com/psm86609496/article/details/29907155https://blog.youkuaiyun.com/psm86609496/article/details/29907155psm86609496Tue, 10 Jun 2014 21:34:47 +0800 bool 如果字符串S以prefix开始，返回True，否则返回False。start和end是两个可以缺省的参数。分别是开始比较的位置和结束比较的位置。这个函数也可以写成S[start:end].startswit]]>https://blog.youkuaiyun.com/psm86609496/article/details/29896597https://blog.youkuaiyun.com/psm86609496/article/details/29896597psm86609496Tue, 10 Jun 2014 21:08:35 +0800https://blog.youkuaiyun.com/psm86609496/article/details/29895269https://blog.youkuaiyun.com/psm86609496/article/details/29895269psm86609496Tue, 10 Jun 2014 20:53:51 +0800https://blog.youkuaiyun.com/psm86609496/article/details/29876829https://blog.youkuaiyun.com/psm86609496/article/details/29876829psm86609496Tue, 10 Jun 2014 19:10:39 +0800https://blog.youkuaiyun.com/psm86609496/article/details/29603975https://blog.youkuaiyun.com/psm86609496/article/details/29603975psm86609496Mon, 09 Jun 2014 18:43:31 +0800